Chennai Petroleum Corporation Limited

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Kerosene

Chennai Petroleum Corporation Limited (CPCL), is one of the largest refining corporations in South India, with an installed refining capacity of 10.5 MMTPA including Kerosene and bitumen. CPCL was formerly known as Madras Refineries Limited (MRL) was formed as a joint venture in 1965 between the Government of India (GOI), AMOCO, and National Iranian Oil Company (NIOC). The present shareholders are IOCL, NICO, and others holding 51.89%,15.40%,32.71% shares respectively.

Product Range:

Fuels

  • Liquefied Petroleum Gas (LPG)
  • Naptha
  • Motor Gasoline (MS BS-VI)
  • Kerosene
  • Aviation Turbine Fuel (ATF)
  • Aviation Turbine Fuel with High Flash Point (JP5)
  • Automotive High-Speed Diesel (HSD BS-VI
  • High Flash Diesel (NATO grade)
  • Light Diesel Oil (LDO)
  • Fuel Oil (FO) Non-Bunker
  • Fuel Oil (FO-180) Bunker grade
  • Fuel Oil (FO-380) Bunker grade

Lubes

  • Paving Bitumen
  • Lube Oil Base Stocks
  • Extracts

Specialty Products

  • Hexane (Food Grade)
  • Paraffin Wax
  • Micro Crystalline Wax
  • Sulphur
  • Mineral Turpentine Oil (MTO)
  • Petcoke (Fuel Grade)
Kerosene

Liquefied Petroleum Gas (LPG)

S.N0.CharacteristicsMethod No. Requirement for Commercial  
    ButaneButane-Propane mixturePropane
1Density at 15°C,Kg/m3 [P:76]/ISO3993ReportReportReport
   D 1657   
2Vapour pressure at 40°C, kPa, gauge, Max. [P:71]/ASTM D 1267/D689752010501550
       
3Composition, Liquid volume percent ASTM D 2163/   
   [P:151]   
 a) C2 Hydrocarbons  —ReportReport
 b) C3 Hydrocarbons  ReportReport95.0 Min
 c) C4 Hydrocarbons  ReportReport4.0 Max
 d) C5 Hydrocarbons and heavier  2.5 Max2.5 Max0.2 Max
 OR     
 Volatility: Evaporation temperature in °C for 95 percent by volume at 760 mm Hg pressure, Max. ASTM D 1837-2011/[P:72]2.22.2-38
4Total Volatile Sulphur ppm, Max. ASTM D 3246/D6667140140150
5Copper strip corrosion at 38°C for 1 h ASTM D 1838 / [P:152]/ISO6251Not worse than No. 1  
6Hydrogen Sulphide ASTM D 2420/[P:73]Pass the test  
7Moisture Content –——Pass
8Free Water Content. –None  None—
9Caustic test  PassPassPass

Motor Gasoline (MS BS-VI)

Sl. No.CharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Appearance  Clear and bright Free from undissolved water, foreign matter, and other visible impurities. 
2Colour, Visual  Orange 
3Density at 15 °Ckg/m3IS 1448 [P: 16] /720775
   ISO 3675/ D 4052/ ISO 12185  
4Distillation: IS 1448 [P: 18] /  
 a.        Percent evaporated at 70 °C (E 70)% by VolISO 3405/D 861045
      
 b.        Percent evaporated at 70 °C (E 100)% by Vol 4070
 c.        Percent evaporated at 70 °C (E 150)% by Vol 75 
 d.         Final boiling point (FBP)°C  210£
 e.         Residue% by Vol  2
5Research Octane Number (RON) IS 1448 [P: 27]/91* 
   ASTM D2699  
6Motor Octane Number (MON) IS 1448 [P: 26]/81 
   ASTM D 2700  
7Gum content(Solvent washed)g/m3IS 1448 [P: 29] 40
8Total Sulphurmg/KgIS 1448 [P: 34]/ISO  20846/ISO 13032 20847/D2622/D5453 10**
9Lead content (as Pb)g/lIP 224/D5059 0.005
10Reid vapor pressure (RVP) at 38 °CKPaIS 1448 [P: 39]/  ASTM D5191(Dry method)/EN 13016/  
     60
11Vapour lock index (VLI),(VLI=10RVP+7E70)  Summer 750
   Other months 950
      
12Benzene content% by volASTM D 3606/ 1
   ASTM D5580/D6839/  
   D 6730/ISO 22854  
13Copper strip corrosion for 3 h at 50 °C IS 1448 [P:15]/ ASTM D130Not more than 1 
14Water tolerance of gasoline-alcohol blends, temperature for phase separation °C    
 a)     Winter    
 b)     Other month    
     0
     10
15Engine Intake System Cleanliness  Report MFA used 
16Olefine Content% by volIS 1448 [P:23]/ISO 22854/ASTM D1319/D6730/D6839 21
17Oxidation stabilityMinutesIS 1448 [P:28]/ASTMD525/360 
   IP 40  
18Aromatics content% by volIS 1448 [P:23]/ASTM D1319/D6730/ISO 22854/D 6839/D 5580 35
19Oxygen content% by massEN 1601/IP 408/ASTM D4815/D 5599/D6839 3.7
20Ethanol content,% by massAnnex C(water extraction/ASTM D4845/ASTM D 5599 5
 Motor gasoline    
21Oxygenates% by volASTM D4815 15
 a)     Ethers containing 5 or more carbon atoms per molecule  such as MTBE,ETBE or TAME    
 b)     Any other oxygenates    
     Not Permitted

Aviation Turbine Fuel (ATF)

Sl. No.CharacteristicsUnitMethod No.Requirement  
    Minimum Maximum
i) a)Visual Appearance VisualClear, Bright, and visually free from solid matter and undissolved water at ambient fuel temperature.  
  b)Colour ASTM D 156Report  
   /D6045   
  c)Particulate Contamination, at pointmg/lIP 423/ 1 
 of manufacture ASTM D 5452   
 d)Particulate at point of manufacture.     
 Cumulative channel particle counts 1)      ≥ 4   µm (c)2)      ≥ 6   µm (c)3)      ≥ 14 µm (c)4)      ≥ 21 µm (c)     
 5)      ≥ 25 µm (c)  Channel count/  
 6)     ≥ 30 µm (c)  ISO Code  
   IP 565/ IP 577Report  
    Report  
    Report  
    Report  
    Report  
    Report  
ii)COMPOSITION     
 a. Acidity, Totalmg KOH/gmIS 1448[P:113]/  0.015
   ASTM D 3242/   
   IP 354   
 b. Aromatics% v/vIS 1448[P: 23]/  25
   ASTM D 1319/   
   ISO 3837   
 c. Sulphur, total%  m/mIS 1448[P: 34]/  0.1
   ASTM D4294/   
   ASTM D2622/   
   ASTM D5453/   
   ISO 8754   
 d. Sulphur, Mercaptans% m/mIS 1448[P: 109]/  0.002
   ASTM D 3227/   
 or IP 342   
 e. Doctor test IS 1448[P: 19]/Negative  
   ASTM D4952/   
   IP 30   
 f. Refining component at the point of     
 manufacture,     
 1.Hydro processed component,% by vol Report  
 2. Severely hydro processed     
 component% by vol Report  
iii)VOLATILITY IS 1448[P:18]/   
   ASTM D86/   
   ISO 3405   
 Distillation°C Report  
 Initial boiling point     
 10 % recovery by vol at°C  205 
 50 % recovery by vol at°C Report  
 90% recovery by vol at°C Report  
 Endpoint°C   300
 Residue% v/ v   1.5
 Loss% v/ v   1.5
 b. Flash point (PMCC)°CIS 1448[P: 21]/61  
   ASTM D93/   
   IP 34/IP 523   
 c. Density at 15 °C.Kg/M3IS 1448[P: 16]/0.788 0.845
   ASTM D4052/   
   ASTM D1298/   
   IP 365/IP 160   
iv)FLUIDITY     
 a. Freezing point°CIS 1448[P: 11]/  Minus 46
   ASTM D7153/   
   ASTM D2386/   
   IP 528   
 b. Kinematic viscositymm2/sIS 1448[P: 25]/  8.8
 at – 20°C, ASTM D445/   
   IP 71/ISO 3104   
v)COMBUSTIONMJ/kgIS 1448[P: 6]42.6  
   ASTM   D3338/   
 a). Specific energy, ASTM   D4809/   
   IP12/IP 355   
       
       
       
       
       
       
 b). Smoke pointmmIS 1448[P:31]25  
 or (Note 7)/IP 598   
   ASTM D 1322  3
   ISO3014(manual)   
 c). Smoke point  andmmIS 1448[P:31] (Note 7)/ IP 59819  
   ASTM D 1322   
   ISO3014(manual)   
       
 Naphthalenes% v/vIS 1448[P:118]/   
   ASTM D 1840   
vi)CORROSION     
 a. Copper strip corrosion for 2 hrs at 100°C IS 1448[P: 15]/Not worse than No.1  
   ASTM D130   
 b. Silver corrosion, 4 hrs at 50°C IP 227/99  Zero
vii)THERMAL STABILITY   IS 1448[P:97]/   
 JFTOT at control temp 260°C ASTM D3241/   
   IP 323   
 a.    Filter pressure differentialmm Hg   25
       
 b.    Tube ratingVisual Less than 3 No PEACOCK  
    or Abnormal color deposits.  
viii)CONTAMINANTS     
       
       
       
 a). Existent gummg/100 mlIS 1448[P: 29]  7
   /IP 540   
 b). Microseparometer rating at the  point of manufacture and before addition of LIA, Rating, IS 1448[P: 142]85  
   (Note 12) /   
   ASTM D3948   
 c).Lubricity Wear scar diametermm   0.65

Aviation Turbine Fuel with High Flash Point (JP5)

Sl. No.CharacteristicsUnitMethod No.Requirement  
    Minimum Maximum
i) a)Appearance Visual/Clear, Bright and visually free from solid matter and undissolved water at ambient temperature.  
   ASTM D 4176   
   (Procedure 1)   
  b)Colour IS 1448[P:14]/Report  
   ASTM D156/   
   ASTM D6045   
  c)Particulate contamination at point ofmg/lASTM D5452/ 1 
 Manufacture, IP 423   
 d)Particulate contamination at point of     
 Manufacture.Cumulative channel particle counts     
       
 1)      ≥ 4   µm (c)  Report  
 2)      ≥ 6   µm (c) IP 564 / IP 565Report  
 3)      ≥ 14 µm (c)  Report  
 4)      ≥ 21 µm (c)  Report  
 5)      ≥ 25 µm (c)  Report  
 6)     ≥ 30 µm (c)  Report  
ii)COMPOSITION     
 a. Acidity, Totalmg KOH/gmIS 1448[P:113]/  0.015
   ASTM D 3242/   
   IP 354   
 b. Aromatics% v/vIS 1448[P: 23]/  25
   ASTM D 1319/   
   ISO 3837   
 c. Sulphur, total%  m/mIS 1448[P: 34]/  0.1
   ASTM D4294/   
   ASTM D2622/   
   ASTM D5453/   
   ISO 8754   
 d. Sulphur, Mercaptans% m/mIS 1448[P: 109]/  0.002
   ASTM D 3227/   
 or IP 342   
 e. Doctor test IS 1448[P: 19]/Negative  
   ASTM D4952/   
   IP 30   
 f. Refining component at the point of     
 manufacture,     
 1.Hydro processed component,% by vol Report  
 2.Severely hydro processed     
 component% by vol Report  
iii)VOLATILITY IS 1448[P:18]/   
   ASTM D86/   
   ISO 3405   
 Distillation°C Report  
 Initial boiling point     
 10 % recovery by vol at°C  205 
 50 % recovery by vol at°C Report  
 90% recovery by vol at°C Report  
 End point°C   300
 Residue% v/ v   1.5
 Loss% v/ v   1.5
 b. Flash point (PMCC)°CIS 1448[P: 21]/61  
   ASTM D93/   
   IP 34/IP 523   
 c. Density at 15 °C.Kg/M3IS 1448[P: 16]/0.788 0.845
   ASTM D4052/   
   ASTM D1298/   
   IP 365/IP 160   
iv)FLUDITY     
 a. Freezing point°CIS 1448[P: 11]/  Minus 46
   ASTM D7153/   
   ASTM D2386/   
   IP 528   
 b. Kinematic viscositymm2/sIS 1448[P: 25]/  8.8
 at – 20°C, ASTM D445/   
   IP 71/ISO 3104   
v)COMBUSTIONMJ/kgIS 1448[P: 6]42.6  
   ASTM   D3338/   
 a). Specific energy, ASTM   D4809/   
   IP12/IP 355   
       
       
       
       
       
       
 b).Smoke pointmmIS 1448[P:31]25  
 or (Note 7)/IP 598   
   ASTM D 1322  3
   ISO3014(manual)   
 c).Smoke point  andmmIS 1448[P:31] (Note 7)/ IP 59819  
   ASTM D 1322   
   ISO3014(manual)   
       
 Naphthalenes% v/vIS 1448[P:118]/   
   ASTM D 1840   
vi)CORROSION     
 a. Copper strip corrosion for 2 hrs at 100°C IS 1448[P: 15]/Not worse than No.1  
   ASTM D130   
 b. Silver corrosion, 4 hrs at 50°C IP 227/99  Zero
vii)THERMAL STABILITY   IS 1448[P:97]/   
 JFTOT at control temp 260°C ASTM D3241/   
   IP 323   
 a.    Filter pressure differentialmm Hg   25
       
 b.    Tube ratingVisual Less than 3 No PEACOCK  
    or Abnormal colour deposits.  
viii)CONTAMINANTS     
       
       
       
 a). Existent gummg/100 mlIS 1448[P: 29]  7
   /IP 540   
 b).Microseparometer rating at the  point of manufacture and before addition of LIA, Rating, IS 1448[P: 142]85  
   (Note 12) /   
   ASTM D3948   
 c).Lubricity Wear scar diametermm   0.65

Automotive High Speed Diesel (HSD BS-VI)

Sl. No.CharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Appearance VisualClear, bright, and free from 
    Sediments suspended matter and undissolved water at normal ambient fuel temperature. 
2Acidity, inorganicmg of KOH/gASTM 974/IP139/Nil 
   ISO 6618  
3Acidity, Totalmg of KOH/gIS 1448[P:2]/ ASTM D664             0.20
4Ash% by massIS 1448 [P: 4] /ASTM D 482 0.01
5The carbon residue (Rams bottom or Micro ) on 10 % residue,% by massIS 1448 [P: 8] 0.3
   ISO 10370/ASTM D4530  
6Cetane Number IS 1448[P:9]/ASTM D61351 
7Cetane Index ISO 4264/ASTM D4737/IP 38046 
8Pour Point,°CIS 1448 [P: 10]/  
 a) Winter * ASTM D 5949/ ASTM D 97 3
 b) Summer   15
9Copper strip corrosion for 3 h at 50°C IS 1448 [P: 15]/ ASTM D130Not worse than No. 1 
10Distillation,95 percent v/v,% v/vIS1448[P:18]/ 360
 recovery, °C ASTM D86/ASTM D7345  
11Flashpoint, Abel,°CIS 1448 [P:20] /IP170/IP 52335 
12Kinematic viscosity at 40°CcStIS 1448 [P: 25]/2.0*4.5
   ASTM D445/ASTM D7042  
13Total Contaminationmg/KgEN 12662/IP 440 24
14Density at 15°Ckg/m3IS 1448[P:16]810845
   /[P:32]ASTM 4052/  
15Total Sulphurmg/KgISO 20884/ 10
   D 5453/D 2622  
16Water contentmg/KgISO 12937/ASTM D 6304 200
17Cold filter plugging point (CFPP)°CIS 1448 [P: 110]/  
 a)     Winter ASTM D6371 6
 b)     Summer   18
18a)Oxidation Stabilitygm/m3IS 1448 [P:154]/ 25
 b)Oxidation Stability by Rancidity   meter, hours ASTM D2274  
    20 
19Polycyclic Aromatic Hydrocarbons (PAH)% by massEN 12916/ IP 391 8
20Lubricity, Corrected wear scar diameter (wsd 1.4), at 60 °CmicronISO 12156–1 460
   P 149  
21FAME content,% v/vAnnex A/ ASTM D7371/EN 14078 7

High Flash Diesel (NATO grade)

Sl. No.CharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Appearance VisualClear and Bright 
2Acid Numbermg of KOH/gIS 448[P:2]/ 0.5
   D664/D974  
3Ash% by massIS 1448 [P: 4]/ /ISO 6245/ 0.01
   D 482  
4Carbon residue on 10 % volume distillation residue,% by massIS 1448 [P: 8]/ ISO 10370/ 0.3
   D4530/D 524  
5Cetane Index ISO 4264/D 473745 
6Pour Point°CIS 1448 [P: 10]  
 a)     Winter # ISO 3016/ 3
 b)     Summer D 97 15
7Copper strip corrosion for 3 h at 100°C IS 1448 [P: 15]/ ISO 2160/D 130Not worse than No. 1 
8Distillation % recovered at a)350°C% v/vIS 1448 [P: 18]/ ISO 3405/D 86  
 b)370°C  85 
    95 
9Flash point, Pensky Martens Closed Cup°CIS 1448 [P: 21]/66 
   ISO 2719/  
   D 93  
10Kinematic viscosity at 40°C,cStIS 1448 [P: 25]25
   ISO 3104/D 445  
   D 7042  
11Density at 15°Ckg/m3IS 1448[P:16]/ 860
   ISO 12185/ ASTM D4052  
12Total Sulphur% by massASTM D 4294/ 0.2
   ISO 14596/  
   D 2622/ISO 8754  
13Water contentppmISO 12937 500
   ISO 6296/D 6304  
14Cold filter plugging point (CFPP)°CIS 1448 [P: 110]  
   ASTM D6371/To report 
   IP 309  
15Oxidation Stabilitygm/m3[P:154]/D 2274 25
   IP 388  
16Lubricity, Corrected wear scar diameter, at 60 °CmicronsISO 12156 –1/ 520
   D 6079  

Light Diesel Oil (LDO)

Sl. NoCharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Acidity, inorganic IS 1448 [P: 2]Nil 
2Ash% by massIS 1448 [P: 4] 0.02
3The carbon residue (Rams bottom) on whole sample,% by massIS 1448 [P: 8] 1.5
4Pour Point, for a period from November to February°CIS 1448 [P: 10] 12
 Pour Point, for the period from March. to October°C  21
5Copper strip corrosion for 3 h at 100 deg. C IS 1448 [P: 15]Not worse than No. 2 
6Flashpoint, Pensky-Martens,°CIS 1448 [P: 21]66 
7Kinematic viscosity at 40 deg. C,cStIS 1448 [P: 25]2.515
8Sediment% by massIS 1448 [P: 30] 0.1
9Density at 15 °Ckg/m3IS 1448 [P: 32]/To be reported 
   ISO 12185  
10Total sulphur% by massIS 1448 [P: 33]/ 1.5
   ASTM D4294  
11Water content% by volIS 1448 [P: 40] 0.25
   /IP 471]  

Fuel Oil (FO) Non-Bunker

Sl. No.CharacteristicsUnitMethod No.Requirement   
    Grade  LVGrade MV1Grade MV2Grade HV
1Acidity, inorganicmg KOH/gASTM D974/NilNilNilNil
   IP 139    
2Ash, Max% by massIS 1448 [P: 4]0.10.10.10.1
3Carbon residue, mAX% byIS 1448 [P:122]/ISO 1037014161820
  mass     
4Gross Calorific valuecal/gIS 1448 [P:7]/[P:6]Not limited but to be reported   
5Density at 15°C kg/m3 or Relative density at 15.6/15.6°C IS 1448 [P: 16] orNot limited but to be reported   
   IS 1448 [P: 32]    
6Flashpoint, Pensky-Martens (Closed), Min°CIS 1448 [P:21]66666666
 Kinematic viscosity at 50°C Above cStIS 1448 [P:25]/80 Max80125180
7Up to ISO 3104 125180380
8Sediment, Max% by massIS 1448 [P:30]0.250.250.250.25
9Sulfur, total, Max% by massIS 1448 [P:33]/3.5444.5
   ISO 8754    
10Water content, Max% by volumeIS 1448 [P:40]/1111
   ISO 3733    

Fuel Oil (FO-180) Bunker grade

Sl. No.CharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Kinematic viscosity at 50°Cmm2/sISO 3104 180
2Density at 15°CKg/m3ISO 3675/ ISO12185 991
3Calculated Carbon Aromaticity Index (CCAI) ISO 8217 Annex B 870
4Sulfur% massISO 8754/ ASTM D4294 0.5
5Flashpoint°CISO 271960 
6Hydrogen Sulphidemg/KgIP 570 2
7Acid numbermg KOH/gASTM D664 2.5
8Total sediments -Aged% massISO 10307-2 0.1
   Procedure B  
9Carbon residue –Micro method% massISO 10370 18
10Pour Point,    
 -Winter quality°CISO 3016 30
 -Summer quality°CISO 3016 30
11Water% volISO 3733 0.5
12Ash% massISO 6245 0.1
13Vanadiummg/KgIP 501, IP 470 ISO 14597 350
14Sodiummg/KgIP 501, IP 470 100
15Aluminum plus Siliconmg/KgIP 501, IP 470 ISO 10478 60
16Used Lubricating oil (ULO)  Free of ULO 
 – Zincmg/KgIP 501, IP 470Calcium <30 & Zinc <15 
 – Phosphorousmg/KgIP 501, IP 470Calcium <30 & Phosphorous <15 
 – Calciummg/KgIP 501, IP 470  

Fuel Oil (FO-380) Bunker grade

Sl. No.CharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Kinematic viscosity at 50°Cmm2/sISO 3104 380
2Density at 15°CKg/m3ISO 3675/ ISO12185 991
3Calculated Carbon Aromaticity Index (CCAI) ISO 8217 Annex B 870
4Sulphur% massISO 8754/ ASTM D4294 0.5
5Flashpoint°CISO 271960 
6Hydrogen Sulphidemg/KgIP 570 2
7Acid numbermg KOH/gASTM D664 2.5
8Total sediments -Aged% massISO 10307-2 0.1
   Procedure B  
9Carbon residue –Micro method% massISO 10370 18
10Pour Point,    
 -Winter quality°CISO 3016 30 #
 -Summer quality°CISO 3016 30 #
11Water% volISO 3733 0.5
12Ash% massISO 6245 0.1
13Vanadiummg/KgIP 501, IP 470 ISO 14597 350
14Sodiummg/KgIP 501, IP 470 100
15Aluminum plus Siliconmg/KgIP 501, IP 470 ISO 10478 60
16Used Lubricating oil (ULO)  Free of ULO 
 – Zincmg/KgIP 501, IP 470Calcium <30 & Zinc <15 
 – Phosphorousmg/KgIP 501, IP 470Calcium <30 & Phosphorous <15 
 – Calciummg/KgIP 501, IP 470  

SPECIALITY PRODUCTS

Hexane (Food Grade)

Sl.No.CharacteristicsUnitMethod No.Requirement 
    MinMax
1Density at 20°Cgm/mlIS 1448 [P: 32]/0.660.687
   ASTM D 4052/  
   ISO 12185  
2Refractive Indexn20 DASTM D 12181.3751.384
3Distillation IS 1448 [P: 18]/  
 a) IBP°CASTM D86/63 
 b) Distilled between% volISO 340595 
 64-  70°C    
4Non-volatile residueg/100 mlIS 3470 Annex A 0.0005
5The reaction of non-volatile residue IS 3470 Annex BNeutral to Methyl orange (pH indicator) 
6Sulphur contentmg/kgASTM D 5453 5
7Lead as Pbmg/kgIS 3470 Annex D/ ASTM D3605 1
8Benzene content% v/vASTM 6730/ IS 3470 Annex E/ 0.05
   ASTM D 4367  
9Aromatics%(v/v)ASTM D4367/ 0.07
   ASTM D 6730  
10Poly cyclic aromatic hydrocarbons IS 3470 Annex FTo pass the test 
11Saturates%by massIS 1448 [P: 23]98.5 
12Colour, Saybolt IS 1448 [P: 14]Report 

Naphtha

Sl. NoCharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Density at 15 deg. Cg/mlASTM D4052 0.735
2Distillation    
 -Initial Boiling Point°CASTM D8630 
 -Final boiling point°CASTM D86 175
3Total Paraffins% volASTM D 513460 
4Olefine% volASTM D 5134 1
5Sulfur, TotalPpm wtASTM D4294 250
6ColourSayboltASTM D15622 
7ChlorideppmASTM D4929 1
8Carbon/ Hydrogen ratio Calculated 6
9RVPpsiASTM D5482 10
10RVGross Calorific valueKcal/KgIS 1448 [P: 7]11,000 
11ArsenicppbwASTM D5708 ICP-AES 15
12LeadppbwASTM D5708 ICP-AES 15
13MercuryppbwASTM D5708 ICP-AES 1

Paraffin Wax

Sl. No.CharacteristicsMethod No.Requirement   
   TYPETYPETYPETYPE
   122A3
1Melting point (coolingIS 4654457558 Min45 to 75
 curve), deg. CAnnex A    
2Ash, % by mass, MaxIS 1448 [P:4]0.030.030.030.03
3Acidity, Inorganic, mg ofIS 1448 [P:2]0.10.10.10.1
 KOH/g, Max     
4Acidity, Organic, mg ofIS 1448 [P:2]0.020.020.020.02
 KOH/g, Max     
5Saponification value, MaxIS 1448[P:55]1111
6Oil content, % by mass,IS 46540.50.51.53.5
 MaxAnnex B    
7Colour, Lovibond in 18-inIS 1448[P:13]1.0 Y2.0 Y2.0 Y 
 cell, Max     
8Colour, Saybolt minIS 1448242015 
  [P:14]    
  ASTM    
  D6045    
9Colour ASTM, MaxIS 1448[P:12]   2
10Acid discoloration testIS 4654To   
  Annex Cpass   
   the   
   test   
11Ultra violet (UV)     
 absorbance per centimetre     
 path length, Max     
 280 – 289 millimicronsIS 46540.15   
 290 – 299 millimicronsAnnex D0.12   
 300 – 359 millimicrons 0.08   
 360 – 400 millimicrons 0.02   
12Odour, MaxIS 46541   
  Annex E    

Micro Crystalline Wax

Sl. No.CharacteristicsRequirement    Method of Test 
  TYPE ATYPE BTYPE CTYPE DTYPE EReference to Annex(P:) of IS
        1448
1Drop melting point65-70°C70-80°C70-80°C85-95°C85-95°CA[P:52]
2Ash percent by0.030.030.030.030.03 [P: 4/Sec1]
 mass, Max       
3Acidity:       
 a) Organic (mg of0.10.10.10.10.1 [P: 2]
 KOH per g), Max       
 b) Inorganic (mg of0.020.020.020.020.02  
 KOH per g), Max       
4Saponification11111 [P:55/Sec1]
 value, Max       
5Oil content, percent4421.54 B of
 by mass, Max      IS 4654
6Colour, ASTM, Max220.515 [P: 12]
7Needle penetration,10 to 2520 to 3525 to 352 to 102 to 10 [P: 93]
 1/10 mm (at 25°, 5       
 s, 100 g)       
8Viscosity at 100°C,10 to 1815 to 2015 to 2015 to 2015 to 20 [P:25/Sec1]
 mm2       
 /s       
9Ultraviolet (UV       
 absorbance per       
 centimetre path       
 length), Max       
 280-289 nm0.150.150.150.15 D of 
       IS 4654 
 290-299 nm0.120.120.120.12 D of 
       IS 4654 
 300-359 nm0.080.080.080.08 D of 
       IS 4654 
 360-400 nm0.020.020.020.02 D of 
       IS 4654 
10Flashpoint, COC,260260260260  [P: 69]
 ºC, Min       
11Odour0000 E of IS 
       4654 

Sulphur

Sl. No.CharacteristicsUnitRequirement 
   MinimumMaximum
1Sulphur, Purity% by mass99.96 
2Humidity% by mass 0.02
3Organic bituminous% by mass 0.12
 compounds,   
4Ash, % by mass, Max% by mass 0.02
5Acids (as H2SO4)% by mass 0.003
6Selenium Free 
7Tellurium Free 
8Arsenic Free 

Petcoke (Fuel  Grade)

Sl.No.CharacteristicsUnitMethod No.Requirement  
    Min Max
1Moisture content(as received)% by massIS 1448 [P132]5 10
2Volatile matter% by massIS 1448 [P132]8 11
3Fixed Carbon content% by massCalculation85 91
4Gross Calorific valuecal/gmASTM D 58657800 8400
5Sulfur content%by massASTM D 4294       – 9.5
6Ash content%by massIS 1448 [p126]  0.4

Mineral Turpentine Oil grade 125/240

Sl. No.CharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Colour ( Saybolt) IS 1448 P:14Plus 21 
2Density at 15 degcg/mlISO 12185Report 
3Flash Point(Abel)Deg cIS 1448 P:2030 
4Distillation Initial boiling point Deg cIS 1448 P:18125 
 50% by volume, Recovered at deg c IS 1448 P:18Report 
 95% by volume, Recovered at deg c IS 1448 P:18Report 
 Final boiling point deg c IS 1448 P:18 240
5Aromatic content % Vol IS 1448 P:23 40
6Copper Strip corrosion for 3 hrs@50 deg c IS 1448 P:15Not worse than No.1 
7Residue on Evaporation mg/100 ml IS 1448 P:29          5

Propylene

Sl. No.CharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Propylene, Min% VolASTM D 216395 
2Propane + Ethane% VolASTM D 21635 
3Methane% VolASTM D 21630.1 
4Ethane & EthyleneppmASTM D 216320 
5Propadiene+ MethylppmASTM D 216320 
 Acetylene+Acetylene    
6C4’s and HeavierppmASTM D 2163400 
7SulphurppmASTM D 6667/30 
   ASTM D 3246  

Poly Butene Feed Stock

Sl. No.CharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Propane% VolASTM D 21630.10.5
2Propylene% VolASTM D 21630.10.5
3Iso-Butane% VolASTM D 21633555
4Normal Butane% VolASTM D 2163410
5Butene 1% VolASTM D 21631014
6Iso- Butylene% VolASTM D 21631621
7Trans Butane% VolASTM D 21637.514
8Cis Butane% VolASTM D 216338
9Pentanes% VolASTM D 2163 0.15
10Butadiene% Vol  0.3
11RSHppm  40

Methyl Ethyl Ketone (MEK) Feed Stock

Sl. No.CharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Iso-Butane% VolASTM D 21630.010.04
2Iso- Butylene% VolASTM D 21630.010.8
3Butene 1% VolASTM D 21630.21
4Normal Butane% VolASTM D 21631623
5Trans Butene + Cis Butene% VolASTM D 21637577
6Pentanes% VolASTM D 2163 1.2
7Total Sulphurppm  20
8H2S  Nil 
9Specific Gravity @ 15 °C  0.60.62

Kerosene Supply (LABFS)

Sl. No.CharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Density at 15 °Cg/mlIS 1448 [P: 32]0.790.82
2Flashpoint°CIS 1448 [P: 20]42 
3Total N-Paraffin% by massASTM D 216318 
4Boiling range IS 1448 [P: 18]  
 a) Initial boiling point°C 140 
 b) Final boiling point°C  280
5Total SulphurWt ppmIS 1448 [P: 34] 2000
6Total NitrogenWt ppm  5
7Colour (Saybolt) IS 1448 [P14]18 
8Copper strip corrosion, IS 1448 [P: 15]Not worse than 
 for 3 h at 50 °C, Max  No.1 
9Acidity, inorganicmg KOH/gmIS 1448 [P: 2]Nil 

Lubes

CPCL produces five grades of Group-I High Viscosity Index (HVI) Lube Oil Base Stock products and two grades of Extracts (500N & BN). Various grades of Wax are produced from CPCL (Type-II,IIA,III).

Paving Bitumen

Sl. No.CharacteristicsMethod No.UnitPaving Grades       
    VG 10 VG 20 VG 30 VG 40 
    MinMaxMinMaxMinMaxMinMax
1Penetration at 25°C, 100g, 5 Sec.IS 12030.1 mm80 60 45 35 
2Absolute Viscosity at 60 °C,IS 1206: (Part2)Poises8001200160024002400360032004800
3Kinematic Viscosity at 135 °C,IS 1206: (Part3)cSt250 300 350 400 
4Flashpoint, Cleveland open cup,IS 1448 [P:69]°C220 220 220 220 
5Solubility in trichloroethylene,IS 1216% by mass99 99 99 99 
8Softening Point, (R&B),IS 1205°C40 45 47 50 
7Test on residue from thin-film oven test/RTFOTIS 1206: (Part2)         
 1) Viscosity ratio at 60 °C  —4—4—4—4
 2) Ductility at 25 °C, after thin-film oven test  75—50—40—25—

Lube Oil Base Stocks

Sl. No.CharacteristicsMethod No.  Requirement     
  BISASTMSN 70 SN150SN400SN500SN850BS150
    SPHVISP LVILNHVIINHVI500NHNHVIBNHVI
1AppearanceVisual Bright & Clear      
2Colour, ASTM, MaxIS 1448 [P: 12]D 150012.51.533.534
3Density @15 °CIS 1448 [P: 16]D1298 / D 4052To report      
4Kinematic viscosity at 40 deg. C, cStIS 1448 [P: 25]D 445 / D 70429 to 1317-Dec28-32To report   
5Kinematic viscosity at 100 deg. C, cStIS 1448 [P: 25]D 445 / D 7042To report  8 to 1010.5 to 1214-1829-33
6Viscosity Index, MinIS 1448 [P: 56]D 2270 / D 704295To report9595959090
7Pour Point, deg. C, MaxIS 1448 [P: 10]D 5949 / D 97-6-6-6-3-3ZeroZero
8Flashpoint, COC, °C., MinIS 1448 [P: 69]D 92160160210228232240290
9Water ppm, maxIS 1448 [P: 40]D95125 ppm for all grades      
10Total Sulphur, % by mass, Max D 2622 / D 4294To report for all grades      
11Total Acid Number, mg KOH/g, MaxIS 1448 [P: 2]D 974 / D 6640.030.050.030.030.030.030.05
12Copper Strip Corrosion @100°C, 3 hrsIS 1448 [P: 15]D 1301a 1a1a1a1a1a
13MCR, % by mass, Max D 45300.08 0.10.160.30.380.72

Extract

Sl. NoCharacteristicsUnitMethod No.Requirement 
    MinimumMaximum
1Appearance VisualDark greenish viscous liquid 
2Kinematic viscosity atcStASTM D44575 
 100 °C    
3Refractive Index ASTM D12181.561.57
4Density @ 29.5°Cg/mlASTM D40520.981.005
   /D1298  
5Aniline Point°CASTM D6116070
6Pour Point°CASTM D97 25
7Flashpoint°CASTM D92250 
8Sulfur% wtIP 336 5
9PAH contentppmEN 161431101
 Benzopyrene    
 Sum of the 8    
 identified PAHs    

Registered Office

Chennai Petroleum Corporation Limited
New No:536, Anna Salai,
Teynampet Chennai 600 018

Phone:044-24349833, 24349542, 25940367
Fax: 044-24341753

http://cpcl.co.in/

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