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Specification Of Zinc Citrate Chemical news
PRODUCT IDENTIFICATION
CAS NO. 546-46-3 (Anhydrous) 5990-32-9 (Dihydrate)
EINECS NO. 208-901-2
FORMULA [OOCCH2C(OH)(COO)CH2COO]2Zn3
MOL WT. 574.37

H.S. CODE

2918.16

TOXICITY

Oral rat LD50: > 5,000 mg/kg

SYNONYMS 2-hydroxy-1,2,3-Propanetricarboxylic acid, zinc salt;
PHYSICAL AND CHEMICAL PROPERTIES
PHYSICAL STATE

White to yellow powder

MELTING POINT 334 C
SOLUBILITY IN WATER 100 g/l
STABILITY Stable under ordinary conditions
SALES SPECIFICATION

APPEARANCE

White to yellow powder

CONTENT

96.0% min

IDENTIFICATION

Positive (Test A, B)

ZINC CONTENT

31.0% (Dihydrate) - 34.0% (Anhydrate)(

SULFATE 0.05% max
LOSS ON DRYING

3.0% max

CADMIUM

5ppm max

CHLORIDE 0.05% max
LEAD

10ppm max

ARSENIC

3ppm max


TRANSPORTATION
PACKING
25kgs in fiber drum
HAZARD CLASS not regulated
UN NO.