Essential Oil, Balsam & Fine Chemicals

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melatonin

99%

Description

IDENTIFICATION Ir & nmr spectrum
CHARACTERISTIC WHITE CRYSTAL OR WHITE CRYSTALLINE POWDER
ASSAY(TCL) ≥99.5%
WATER CONTENT 0.5%MAX
RESIDUE ON IGNITION ≥0.5%MAX
HEAVY METAL 20ppm MAX
HPLC ≥99.5%

melatonin, chemical,

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WUHAN YUANCHENG TECHNOLOGY DEVE.,CO.,LTD

cinnamic acid

Address: 496 zhongshan road,wuhan,
WUHAN, Hubei
China, 430064

Tel: 0086-27-68886697
Fax: 68886696

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