High definition Methotrexate Sodium - High Purity USP BP EP 59-05-2 Methotrexate for Tumour Treatment – Yibai

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Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 for 170851-70-4, 107910-75-8, Baricitinib Phosphate, We welcome customers all over the word to contact us for future business relationships. Our products are the best. Once Selected, Perfect Forever!

High definition Methotrexate Sodium - 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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