USD $1.00-10.00 / Kilogram
1) we are the sales represntative of the factory who produce this products . .
2) we are dealing in this field for more than ten years . we have experience to handle this
3) we have a laboratory which is fda approved can test the materials before export ,so we can gurantee you the quality
4) payment terms : we can accept t.t ,dp ,lc 60 days . more flexible .
5)we enjoy a good reputation in china and international market ,so you can trust us
l-glutamine
cas no. : 56-85-9
fema no.: 3684
ec no.: 200-292-6
formula: c5h10n2o3
molecular weight: 146.14
appearance: white powder
general properties & characteristics
specific rotation[α] d20°: +6.3°~ +7.3°
state of solution(transmittance): clear and colorless 98.0% min.
chloride[cl]: 0.020% max.
ammonium [nh4]: 0.01% max.
sulfate[so4]: 0.020% max.
iron[fe]: 10ppm max
heavy metals [pb]: 10ppm max.
arsenic[as2o3]: 1ppm max.
other amino acids: conforms
loss on drying: 0.30% max.
residue on ignition[sulfated]: 0.10% max.
assay: 98.5% min.
ph: 4.5 ~ 6.0
packing: in 25kg net paper bag or cardboard drum
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