Specification Sheet
Product Name
L-Tryptophan BioXtra, ≥98% (TLC)
Product Number
t8659
Product Brand
sigma
CAS Number
Molecular Weight
Test | Specification |
|---|---|
| APPEARANCE | WHITE TO WHITE WITH A YELLOW CAST POWDER |
| SOLUBILITY | COMPLETE, COLORLESS SOLUTION (0.1M IN 0.5M HYDROCHLORIC ACID AT 20DEGC) |
| AMMONIA CONTENT | <0.05% |
| RESIDUE ON IGNITION | <0.1% |
| CHLORIDE | <0.05% |
| SULFATE | <0.05% |
| INSOLUBLE MATTER | <0.1% |
| ALUMINUM | <0.0005% |
| CALCIUM | <0.0005% |
| COPPER | <0.0005% |
| IRON | <0.0005% |
| LEAD | <0.001% |
| MAGNESIUM | <0.0005% |
| PHOSPHORUS | <0.005% |
| SODIUM | <0.005% |
| ZINC | <0.0005% |
| POTASSIUM | <0.005% |
| PURITY BY THIN LAYER CHROMATOGRAPHY | MINIMUM 98% |
| APPROVED KWK 8/13/97 |