High Quality D-Phenylalanine/D Phenylalanine CAS 673-06-3

• Specification: standard
• Trademark: QDSIGMA
• Origin: China
• Production Capacity: 50000000

Product Description

 

 

Item	Standard	Results
Appearance	A white to off-white powder	Conforms
differentiate	To match with standard	Consistent
Transmittance	≥98%	Conforms
Specific rotation(On dried basis)	+33.0°~+35.0°	+33.75°
Loss on drying	≤0.2%	0.10%
Chloride	≤0.02%	<0.02%
Ammonium(NH4)	≤0.02%	<0.02%
Iron(Fe)	≤0.001%	<0.001%
Sulfate(So4)	≤0.02%	<0.02%
Other amino acids	Passed	Conforms
Residue on igaition	≤0.10%	0.05%
Heavy metals(Pb)	≤10ppm	<10ppm
PH	5.4-6.0	5.72
Assay	98.5%~101.5%	99.43%

 Package & Shipping

Company Information 

Qingdao Sigma Chemical Co.,Ltd is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.

The aim of Qingdao Sigma Chemical Co.,Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.