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Glycerine

This product is made of animal and plant fat by saponification, hydrolysis or transesterification..

Structural formula

Molecular weight: 92.09 (1987 international atomic weight)

1. Standard:
         1) Technical glycerin is in accordance with standard of people's Republic of China GB13206-91.
         2) Medicine glycerin is in accordance with pharmacopoeia of People's Republic of China(2005 version).

2. Technical index:

  1. Properties: colorless or yellowish transparent thick liquid
  2. Physiochemical index:in accordance with the following

Item/type

Industrial glycerin

Cosmetics grade glycerin

Special Glycerin

Pharmaceutical Glycerin

High Assay Glycerin

Appearance

transparent , no suspended matter

transparent , no suspended matter

transparent , no suspended matter

transparent , no suspended matter

transparent , no suspended matter

Odor

No odor

No odor

No odor

No odor

No odor

Chroma Hazen

≤40

≤40

≤20

Potassium dichromate solution ≤0.2ml

≤10

Glycerin Assay %

≥95

≥97.0

≥98.5

≥98.0

≥99.5

Density(20℃)gml

≥1.2481

≥1.2533

≥1.2572

≥1.2569

≥1.2612

Chloride (as cl )%

/

≤0.01

≤0.001

≤0.0015

≤0.001

Sulfated ash%

≤0.05

≤0.03

≤0.01

/

≤0.01

Acidity or alkalescence mmol/100g

≤0.30

≤0.10

≤0.064

≤0.10

≤0.02

Saponification equivalent mmol/100g

≤3

≤1.0

≤0.60

/

/

Reducible substance

/

/

no settlement or silvery mirror

/

/

Fatty acid and esters ( 0.1mol/LnaOH on 40g glycerin)

/

/

/

≤3.6

≤1.0

Acrolein, dextrose and ammonium salt

/

/

/

Take 5ml this product, add 10% KOH solution. Keep it at 60oC for five minutes, no yellowing or should happen

/

As mg/kg

/

/

≤2.0

≤2.0

≤1.5

Heavy metals mg/kg

/

/

≤5.0

≤2.0

≤5.0

Fe mg/kg

/

/

/

≤2.0

≤2.0

Sulphate %

/

/

/

≤0.002

≤0.002

Residue on ignition mg/20g

/

/

/

≤2.0

≤2.0

Readily carbonizable substance

/

/

/

Meet pharmacopoeia standard

/

3. Packing:
 53 GPB : net wt 250kg/drum.

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