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Trimethoprim, Micronized, USP

2,4-Diamino-5-(3,4,5-trimethoxybenzyl)pyrimidine

Chemical Formula	C₁₄H₁₈N₄O₃
Molecular Weight	F.W. 290.32
CAS #	738-70-5

Safety Information
Health Hazard	1
Fire Hazard	1
Reactivity	0

Test	Specification
Assay (C₁₄H₁₈N₄O₃; Dried Basis)	98.5-101.0%
Melting Range	199�-203�C
Chromatographic Purity	To pass test
MAXIMUM LIMITS
Loss on Drying	0.5%
Residue on Ignition	0.1%

UPS limit	70 lb
Storage Information	LIGHT SENSITIVE: Keep tightly closed in light-resistant containers.

Chemical information and descriptions have been provided by Spectrum Chemicals.

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Model -+	Product Name -+	Manufacturer -+	Price -+	Buy Now
T1228-06	Trimethoprim, Micronized, USP - Trimethoprim, Micronized, USP - C₁₄H₁₈N₄O₃ - 100 GM	T1228-06	$1,802.06
T1228-04	Trimethoprim, Micronized, USP - Trimethoprim, Micronized, USP - C₁₄H₁₈N₄O₃ - 25 GM	T1228-04	$534.39
T1228-10	Trimethoprim, Micronized, USP - Trimethoprim, Micronized, USP - C₁₄H₁₈N₄O₃ - 500 GM	T1228-10	$4,691.64

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