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CAS 87-67-2 Choline bitartrate Coated (by adding 1% silica)

English name: Choline Biterrate Coated (by adding 1% silica)

CAS NO.: 87-67-2

Structural formula: [HOCH2CH2N (CH3) 3]+[HOOCCHOHCHOHCOO -]

Molecular formula: C9H19NO7

Molecular weight: 253.25

Executive standard: Enterprise standard/FCC/USP

Physical properties: White hygroscopic crystalline powder, odorless.

Specificaiton

Item	Standard
Appearance	White hygroscopic crystalline powder
Assay (dry basis) %	≥97.0
Loss on drying %	≤0.50
pH（10% water solution）	3.0-4.0
Residue on ignition %	0.8-1.2
Heavy metals (As) mg/Kg	≤ 10
Lead (Pb)	≤2.0mg/kg
Arsenic (As) (mg/Kg)	≤ 0.5
Total bacterial count CFU/g	≤ 1000
E.Coli MPN/g	≤3

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