HPLC Ergocalciferol Vitamin D2 C28H44O Bulk Powders Vitamin D

원래 장소 중국
브랜드 이름 YUXIN
인증 GMP ,WC,KOSHER,HALAL
모델 번호 40MIU/G 파마 등급
최소 주문 수량 1KG
가격 negotiable
배달 시간 2~4주
지불 조건 L/C,D/A,D/P,T/T
공급 능력 3000
제품 상세 정보
모습 하얗거나 조금 누르스름한, 결정 분말 또는 하얗 또는 거의 흰 크리스털 기준 EP / USP / CP
애플리케이션 파마 등급 제품 유적 수명 2년
시험방법 HPLC 저장 2' C-8' C 사이의 기온에, 빛으로부터 보호되는 질소 하에, 밀폐 용기에 저장하세요
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제품 설명

 
Pharma Grade Ergocalciferol Vitamin D2 Series White Crystal Powder EP
 
 
Product description
 
A white or slightly yellowish, crystalline powder or white or almost white crystals.
Solubility: Freely soluble in ethanol (96 per cent) and in methanol ,soluble in fatty oils. practically insoluble in water.
Assay:  96.5%-102.0% of C28H44O.
 
 
CERTIFICATE OF ANALYSIS


Test item Specification Result
Description A white or slightly yellowish, crystalline powder or white or almost white crystals. Complies
Solubility Freely soluble in ethanol (96 per cent), in chloroform and in C4H10O, practically insoluble in water. It is soluble in fixed oils. Solutions in volatile solvents are unstable and should be used immediately. Complies
Identification IR: Compare the spectrum with the reference spectrum. Complies
Specific optical rotation +103.0° to +107.0° +104.94°
Reducing substances Not more than 20 ppm. Complies
Ergosterol(Impurity B) Not more than 0.2% Absent
Related substances
Impurity A (Trans-vitamin D2) Not more than 0.5% Absent
Impurity F Not more than 0.5% 0.05%
Impurity G(Vitamin D4) Not more than 1.5% 0.69%
Any unspecified impurity Not more than 0.10% 0.02%
Total impurities Not more than 2.5% 0.95%
Assay 96.5%-102.0% of C28H44O. 98..81%
Store Condition Store in airtight container,under nitrogen,protected from light,at a temperature between 2°C-8°C.
Conclusion The sample is in accordance with EP9.0.

 
 
Why choose us?our advantages
 
1. We are one of the famous companies in the industry in china.
2. In the past 20 years , we have got  enough experience on R&D of products.
3. With 85,000 square meters workshop and enough capacity.
4. The quality of products has won the praise of domestic and foreign customers.
 
FAQ
 
1. What is your sample policy
We will provide the free shipping samples for your inspection . You just pay the freight .The
shipping fee will be refunded you in bulk order.
 
2. Can you accept small order?
In general ,Our MOQ 1kg.We also accept some sample order to help you check market.
 HPLC Ergocalciferol Vitamin D2 C28H44O Bulk Powders Vitamin D 0