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          Potassium Citrate
Chemical Name 1,2,3-Propanetricarboxylicacid,2-hydroxy-,tripotassiumsalt
Molecular Formula K3C6H5O7·H2O
Molecular Weight 324.41
Features white or yellowish crystalline granules or crystalline powder, odorless, easily soluble in water and glycerol, almost insoluble in ethanol. Relative density: 1.98.
Quality standard BP98E332
Use In food industry, it is used as buffer, chelating agent, stabilizer, anti-oxidant, emulsifier, flavoring additive etc.
Packing In woven bag lined with PE film, net wt. per bag 25kg.
Storage & Transport Should be stored in dry and draughty warehouse, protect against dampness, heating and toxic substances,handle with care, and avoid packing damage.
Specifications

Item

BP98

E332

Appearance

white or yellowish crystalline granules or crystalline powder

Identification test

positive

Solution appearance

colorless

Assay(dry) %

99.0-101.0

≥99.0

Chlorides,≤ppm

50

--

Heavy metal (lead),≤%

10

5

Na, ≤%

0.3

--

Oxalate,≤%

0.03

0.01

Sulphates,≤%

0.015

--

Acidity/basicity

Pass the test

--

Readily carbonizable substances

Not lower than standard

--

Drying loss,%

4.0-7.0

≤6

pH-value(5% transparent solution)

--

7.5-9.0

As, ≤ppm

--

1

Lead, ≤ppm

--

1

Hg, ≤ppm

--

1

 
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