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POTASSIUM SORBATE

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CAS: POTASSIUM SORBATE 
Price Negotiable  Enquiry
Min. Order:  
Total Quantity:
Delivery: 3 days after payment
Valid until: Never
Updated on: 2013-07-01
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Company Details
 
 
Description
Product name: POTASSIUM SORBATE
Product Category: FOOD, FEED ADDITIVES
Cas No.: 24634-61-5
EINECS NO: 246-376-1
Formula:
C6H7KO2Structure Formula:
M.W.:  
Characters
White to light yellow flake-like sacly crystal, crystalline powder or graininess, odorless or slight odor. Stowed in the air long time, it absorbs moisture easyly and is oxidized so that it has color. It is easy soluble in water (67.6 g/ 100ml, 20 ℃), 5 % salt solution (47.5 g/ 100ml, room temperature), 25 % sugar water (51g/ 100ml, room temperature). Soluble in propylene glycol (5.8 g/ 100ml), ethanol (0.3 g/ 100ml). pH value is 7 - 8 of 1% aqueous solution. It effectively inhibit putrefactive bacteria and mold. It has become the leading preservatives all over the world because its toxicity is lower than the other preservatives. In acidic conditions, it can sufficiently play a role in antisepsisthe while it's low in neutral condition. Relative density (d2525): 1.363 g/ ml, melting point: 270 ℃ (decomposition).
Uses:
It is mainly used for preservative and insurance agent of food, cosmetics, medicines and health products and tobacco industry. As an unsaturated acid, it also can be used in resins, fragrance and rubber industry.
Standard:  
Specifications
ITEM
INDEX
Assay(as dry ) /%,≥
98.0-101.0
Clarity test
Passes test
Free alkali test
Passes test
Loss on drying / w/ %, ≤
1.0
Chloride( as Cl) / w/ %,≤
0.018
Sulphated (as SO4) / w/ %,≤
0.038
Aldehydes(as HCHO) / w/ %, ≤
0.1
Heavy metals(as Pb) w/ (mg/kg)
10
Arsenic (as As) w/ (mg/kg ),≤
3
Lead(Pb) w/ (mg/kg),≤
2
Packing:
Plastic bag, fiber can, net weight: 1 kg, 20 kg, 25 kg. We also can follow your demand.
Storage:
Stored in a cool, dry, ventilated and dark storehouse. It should separately store with toxic and hazardous goods, smelly goods and tained goods.

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