L-Isoleucine (USP24)


L-Isoleucine (USP24)

$22.00 $19.90



Certificate of Analysis

Product Name: L-Isoleucine    
Reference standard: USP24   
Item Specifications Results
Description White crystals or crystalline powder ;tastes at first slightly sweet and then bitter Conforms
Identification Concordant with the reference speetrum Conforms
Assay 98.5%~ 101.5% 100. 1%
Specific Rotation +38.9 °~+41.8 ° +40.2 °
Loss on drying Not more than 0.30% 0.14%
Residue on ignition Not more than 0.30% 0. 10%
Sulphate Not more than 0.03% <0.03%
Chloride Not more than 0.05% <0.05%
pH 5.5~7.0 6.09
Iron Not more than 0.003 <0.003%
Heavy metals Not more than 15PPM Conforms
Lead Not more than 3ppm Conforms
Arsenic(as As) Not more than 1ppm Conforms
Mercury Not more than 0. 1ppm Conforms
Conclusion: this product meets the requirements of USP24

Additional information

Weight 1 kg

Submit Request