D-Pyroglutamic acid
Price:Negotiable
Contact Info
- Add:Room1-11,No.19 North Tianshan Road Deyang SiChuan China, Zip: 618000
- Contact: Ronghu Chen
- Tel:+86-838-2850606, 2504166,2809458
- Email:sales@biots.cn
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Description
Additional Information
Appearance White crystals with lumps Specific rotation[α]D/20 (C=2 in H2O) +10.8°to +12.3° Melting Point (ºC) 160 to 163 ºC Chloride(C1) Not more than 0.02% Iron(Fe) Not more than 10ppm Heavy metals(Pb) Not more than 10ppm Arsenic(As2O3) Not more than 1ppm Loss on drying Not more than 0.20% Residue on ignition Not more than 0.10% Assay 98.0%¡«101.0%
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