Refined Castor Oil

(Pale Pressed Grade – P.P.G)

SR.NO. SPECIFICATION / CHARATERISTICS TEST METHOD PARAMETERS
1. Free Fatty Acid (mgKoH/gm) Aocs 13e.92 1.0 % Max
  (As Ricinoleic)    
2. Acid Value % (mgKoH / gm) Aocs CaSa – 40 2.0% Max
3. Moisture & Volatiles % Aocs Ca 2e - 25 0.25 % Max
4. Colour on Lovilond    
  1” Cell (Y+5R) - -
  5 ¼” Cell (Y+5R) Aocs Cc 13E – 92 10.0 Yellow, 1.0 Red Max
  Colour Gardner -  
  Iodine Colour    
5. Iodine Value (By Wiss, gI 2 / 100g ) Aocs cd 1.25 82 – 90
6. Saponification Value (mgKoH / gm) Aocs cd 3.25 177 – 185
7. Unsaponifiable Matter   0.8 % Max
8. Hydroxyl Value mgKoH / gm Aocs cd 13-60 160 Min.
9. Density at 30ºC Aocs 10C – 95  
10. Specific gravity 15ºC Aocs Cc-10G-25 0.952 – 0.965
11. Viscosity at 20ºC Pas - -
  Viscosity at 25ºC Pas - -
  Viscosity Gardner Holdt - U – V
12. Refractive Index at 20ºC Aocs cc 7.25 1.477 – 1.481
13. Peroxide Value Aocs cd 8.53 5.0 Max
14. Optical Rotation - +3.5º to +6.0º
15. Solubility - -
16. Ricinoleic Acid Content GC 85% Min
17. Insoluble Impurities Aocs Ca 3a – 36 0.02% Max

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It is a castor oil bleached to British Standard Specifications (BSS). It is a yellow viscous liquid free...

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