Specifications
Productname:glycerol;Glycerine,1,2,3-Propanetriol;Trihydroxypropane;pharmacutical glycerin
CAS NO.:56-81-5
Formula: C3H8O3
CAS NO.:56-81-5
Formula: C3H8O3
I. Description:
It is the refined glycerol produced from water containing sweet water generated by saponification, hydrolysis or transesterification of animal or vegetable oils and fats.
It is the refined glycerol produced from water containing sweet water generated by saponification, hydrolysis or transesterification of animal or vegetable oils and fats.
Molecular Weight: 92.09 (according to 1987 international atomic weight)
1. Executive Standard:
1) The PRC national standard GBB206-91 is implemented in production of industrial glycerol
2) The Chinese Pharmacopoeia is implemented in production of medical glycerol
2. Packaging: 53 gallons galvanized drum with net weight of 250kg/drum.
3. Technical Requirements
1) Properties: Colorless or slightly yellow transparent and viscous liquid.
2) Physiochemical Indexes: Conform with the following table
s1,Specifications
Quality Control Data 1
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Method
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Specified Range
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Typical values
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Relative density 20 /20°C2
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ISO 2099 (Part 2) : 1972
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1.2623 min
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1.2632
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Refractive index n20D2
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APAG-GL-006 : 1988
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1.4731 min
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1.4737
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Glycerine content %1
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APAG-GL-009 : 1988
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99.5 min
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99.8
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Colour APHA1
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ASTM D1209 : 1993
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10 max
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2.5
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Fatty acids & esters 1
(ml 0.5N NaOH/50g)
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USP XXllI : 1995
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1.0 max
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0.14
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Sulphated ash %2
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USP XXllI : 1995
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0.01 max
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0.004
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Chlorides ppm Cl2
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USP XXllI : 1995
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10 max
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< 10
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Heavy metals ppm Pb2
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USP XXlIl (Mtd 1) : 1995
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5 max
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< 5
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Chlorinated compounds ppm Cl2
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USP XXllI : 1995
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30 max
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< 30
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