L-Serine, Biotechnology Performance, 100.2%, Certified

Certificate of Analysis      

L-Serine, 100.2%, Certified Biotechnology Performance

Test

Results

Lot

S4311|91K0905

Appearance

White crystalline powder

Assay (dry basis)

100.2%

Ammonium (NH4)

<0.02%

Arsenic (As)

<1ppm

Cell culture tested

Passes

Chloride (Cl)

<0.02%

Endotoxin assay

<0.05 eu/mg

Heavy metals (as Pb)

<10ppm

Identify

IR spectrum

Iron (Fe)

<10ppm

Loss on drying

0.0%

Ninhydrin-Positive substances (other amino acids)

Passes

Organic volatiles impurities

Passes

pH

5.8

Residue on ignition

<0.1%

Solubility

0.5g to 10ml of water

Source

Non-animal

Specific rotation

20º   -  +15º  25º  -  +14.6º  

Sulfate (SO4)

<0.02%