Best quality Cytarabine - High Purity USP BP EP 59-05-2 Methotrexate for Tumour Treatment – Yibai

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Best quality Cytarabine - High Purity USP BP EP 59-05-2 Methotrexate for Tumour Treatment – Yibai Detail:

Product name	Methotrexate
Synonyms	(+)-Amethopterin; (+)-4-Amino-10-methylfolic acid; N-(p-(((2,4-Diamino-6-pteridinyl)methyl)methylamino)benzoyl)-L-glutamic acid
CAS No.	59-05-2
Appearance	Yellow crystalline powder
Molecular Formula	C₂₀H₂₂N₈O₅
Molecular Weight	454.44
Application	Medicine grade or research purpose
Packing	As per your request
Storage	Preserve in tight,light-resistant containers in a cool place

Certificate of Analysis Test according to: EP9.0 Methotrexate CAS No.: 59-05-2
ITEMS	STANDARDS	RESULTS
Appearance	Yellow or orange, crystalline, hygroscopic powder	Complies
Identification	IR;UV	Complies
Solubility	Practically insoluble in water, in ethanol(96%) and in methylene chloride. It dissolves in dilute mineral acids and in dilute solutions of alkali hydroxides and carbonates.	Complies
Water	≤13%	11.8%
Related Substances	Impurity B≤0.3%Impurity C≤0.5%Impurity E≤0.3%Impurity H≤0.2%Impurity I≤0.2%Unspecified Impurities≤0.05% Sum of impurities other than B,C&E≤0.5%	0.04%0.45%0.03%NDND0.02% 0.04%
Enantiomeric Purity	≤3.0%	1.6%
Heavy Metals	≤20ppm	Complies
Sulphated Ash	≤0.1%	0.07%
Residual Solvents	Ethyl ether≤500ppmAcetone≤1000ppmEthanol≤ 2000ppm	20ppm63ppm48ppm
Assay	97.0～102.0%	99.49%

Certificate of Analysis Test according to: USP32 Methotrexate CAS No.: 59-05-2
ITEMS	STANDARDS	RESULTS
CHARACTERISTICS	Yellow crystalline powder	Complies
IDENTIFICATION	IR. UV Conform	Complies
WATER	≤12%	10.8%
RESIDUE ON IGNITION	≤0.1%	0.07%
Chromatographic purity	Single impurity：≤0.5%	0.27%
Chromatographic purity	Total Impurities：≤2.0 %	0.73%
SPECIFIC ROTATION	Between +19°to +24°	+21.25°
ASSAY	98.0～102.0%	99.27%

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√ Two signed long term GMP workshops;
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We not only will try our best to offer excellent services to every customer, but also are ready to receive any suggestion offered by our customers for Best quality Cytarabine - High Purity USP BP EP 59-05-2 Methotrexate for Tumour Treatment – Yibai , The product will supply to all over the world, such as: Sao Paulo, El Salvador, Hamburg, With the technology as the core, develop and produce high-quality products according to the diverse needs of the market. With this concept,the company will continue to develop products with high added values and continuously improve products,and will provide many customers with the best products and services!

We have been looking for a professional and responsible supplier, and now we find it.

By Hazel from Bulgaria - 2018.06.28 19:27

Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!

By Priscilla from Oman - 2018.06.09 12:42

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