Manufacturer for Bortezomib - 7413-34-5 Methotrexate disodium salt with USP EP quality standards – Yibai

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Manufacturer for Bortezomib - 7413-34-5 Methotrexate disodium salt with USP EP quality standards – Yibai Detail:

Product name	Sodium methotrexate
Synonyms	Methotrexate disodium salt; Disodium N-[4-[[(2,4-diamino-6-pteridinyl)methyl]methylamino]benzoyl]-L-glutamate
CAS No.	7413-34-5
Appearance	Yellow crystalline powder
Molecular Formula	C₂₀H₂₀N₈Na₂O₅
Molecular Weight	498.41
Application	Medicine grade or research purpose
Packing	As per your request
Storage	Preserve in tight,light-resistant containers in a cool place

METHOTREXATE DISODIUM-USP (Refer to Methotrexate)
ITEMS	STANDARDS	RESULTS
Description	Yellow crystalline powder	Complies
Identification	IR; UV	Complies
Identification	Sodium	Positive
Water	No more than 12.0%	10.5%
Chromatographic Purity	Total impurity≤2.0%	0.75%
Chromatographic Purity	Individual impirity: 0.5%	0.32%
Specific Rotation	+18°~+23°	+20.1°
Organic Volatile Impurities	Meet request	Complies
Assay	No less than 98%	99.2%

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√ Management layer’s full experience in factory and skilled technicians followers;
√ Quality is always our top consideration, Strict QC system;
√ 11 years experienced exporting sales team;
√ Independent R&D lab;
√ Two signed long term GMP workshops;
√ Rich resources of plenty idle factories for customized project;
√ High Efficiency working team with consistent path.
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