China Vitamin C Ascorbic Acid CAS 50-81-7

Product introductionVitamin Cis awhite monoclinic crystal or crystalline powder with melting point on 190 ºC -192 ºC, no smell, sour, yellowish color after long time standing. The product is easily soluble in water, slightly soluble in ethanol, insoluble in ether, chloroform. The aqueous solution is acidic. 5% (W /V) aqueous solution PH2.1-2.6 (W /V), the rotation of aqueous solution is +20.5 °~ +21.5°.ItemsStandardsCharacteristicsWhite or almost white, crystalline powder or colorless crystalsMelting point189ºC~193ºCSpecial optical rotation20.5º~+21.5ºApperance of solutionSolution Sis clear and not more intensely cloured than reference solution BY7Heavy metals≤10ppmIron10ppmAssay99.0%~100.5%Copper≤5ppmIron≤2ppCapacitor mMercury≤1ppmArsenic≤3ppmLead≤2ppmOxalic acid(impurity E)≤0.2%Loss on drying≤0.4%Sulphated ash≤0.1%PH(2%,W/V)2.4~2.8Methanol≤3000ppmTAMC≤1000cfu/gTYMC≤100cfu/gE. ColiAbsenceConclusionThe product coAir Clean Equipment nforms to the standard of BP2014/EP8/USP38/E300/FCC7

Vitamin C Relevant Product

1.

Ascorbic Acid

50-81-7

99.0%

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2.

Ascorbyl Palmitate

137-66-6

99.0%

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3.

L-Ascorbic acid 2-glucoside

129499-78-1

99.0%

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4.

3-O-Ethyl Ascorbic acid

86404-04-8

99.0%

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5.

Magnesium ascorbyl phosphate

113170-55-1

99.0%

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6.

Sodium ascorbyl phosphate

66170-10-3

99.0%

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Packaging &DeliveryPacking :25kg/carton; according to your requirements
Port: Shanghai/Tianjin/Dalian/Beijing/Xi'an
Lead Time :3-5 working days upon received the payment
Building Hardware Company ProfileHefei Joye import Export Co., Ltd. is anew import and export trade company established in 2011. The Customs Registration Code of our company is 3401961603. Our company's trading system becomes mature and stable. Our company has already established marketing channels. We have customers all over the world. We have also expanded our business scale. Our products: 1) Chemical raw materials: pharmaceutical intermediates, plant extracts, food additives &spices. These products are widely used in pharmaceutical industry, chemical industry, food industry and other industries. 2) Building materials: steel, flooring, fence, glass and so on 3) Hardware: screws and bearings, architectural hardware, chains, locks and so on Our products are affordable. Welcome to consult us. Our products are widely recognized and trusted by uWoodworking Machinery sers and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success! We adhere to the tenet of "Pragmatic, Serious, Responsible, Efficient". We provide the best services and high quality products.
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