Professional China Methotrexate Disodium Salt - High Purity USP EP 33069-62-4 Paclitaxel for Natural Anti-cancer Drugs – Yibai

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Professional China Methotrexate Disodium Salt - High Purity USP EP 33069-62-4 Paclitaxel for Natural Anti-cancer Drugs – Yibai Detail:

Product name	Paclitaxel
Synonyms	7,11-Methano-5H-cyclodeca[3,4]benz[1,2-b]oxete benzenepropanoic acid deriv
CAS No.	33069-62-4
Appearance	White Crystalline Powder
Molecular Formula	C₄₇H₅₁NO₁₄
Molecular Weight	853.92
Application	Pharma grade or research purpose
Packing	As per your request
Storage	Preserve in tight,light-resistant containers in a cool place

Paclitaxel Cas:33069-62-4
TESTS	SPECIFCATIONS		RESULTS
Appearance	White Crystalline Powder		Conforms
Identification	1、By HPLC 2、By IR		Conforms
Optical Rotation	-49.0°～ -55.0°		-54.26°
Water（K.F.）	NMT 4.0％		1.23％
Residue On Ignition	NMT 0.2％		0.06％
Heavy Metals	NMT 20ppm		Conforms
Microbial Limits	NMT 100cfu/g		Conforms
Bacteria Endotoxins	NMT 0.4 USP EU/mg		Conforms
Relative substance	10-DAB Ⅲ	NMT 0.1%	Conforms
	Baccatin Ⅲ	NMT 0.2%	0.08％
	Photodegradant	NMT 0.1%	Conforms
	10-Deacetylpaclitaxel	NMT 0.5%	Conforms
	2-Debenzoylpaclitaxel-2-pentenoate	NMT 0.7%	0.21％
	10-Deacetyl-7-epipaclitaxel	NMT 0.5%	0.11％
	7-Epipaclitaxel	NMT 0.4%	Conforms
	10,13-Bissidechainpaclitaxel	NMT 0.5%	0.07％
	7-Acetylpaclitaxel	NMT 0.6%	Conforms
	13-Tes-baccatin Ⅲ	NMT 0.1%	Conforms
	7-Tes-paclitaxel	NMT 0.3%	0.12％
	Other Individual Impurities	NMT 0.1%	Conforms
	Total Impurities	NMT 2.0%	0.59％
Assay	97.0％～ 102.0％		99.55％
Residual Solvents	Methane Dichloride	NMT 600ppm	Not detected
	Chloroform	NMT 60ppm	Not detected
	Trichloroethylene	NMT 80ppm	Not detected
	1,4-Dioxane	NMT 380ppm	Not detected
Conclusion：The results conform to the USP35-NF30 standard

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