D-tryptophan Methyl Ester Hydrochloride/tryptophan

Price : Price Negotiable
Minimum Order : 1 (kilogram)
Product Status : New
Sample Available : yes
Shipment Terms : Negotiable
Payment Mode : T/T
Categories : Chemicals, Pharmaceutical Chemicals
Posted By :

Sichuan Tongsheng Amino Acid Co.,ltd

Description

Appearance

White to off-white powder

Conforms

Specific Rotation [20/D]

(C= 1 in MeOH)

-18±2°

-16.07°

Melting Point ()

215 to 220

216

Water(KF)

Not more than 0.5%

0.3%

Assay (HPLC)

Not less than 98.0%

99%

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