|Appearance of Solution||(1% aq. soln.) Clear colorless to light yellow|
|Assay Percent Range||99%|
|Loss on Drying||0.5% max.|
|Specific Rotation||+ 31.50|
|Solubility||Solubility in water: 11g/L (20°C). Other solubilities: soluble in alkali hydroxides, soluble in hot alcohol, insoluble in chloroform|
|Specific Rotation Condition||+ 31.50 (24.00°C c=1,H2O)|
|Color||White to Yellow|
|Melting Point||282.0°C to 285.0°C|
|Chemical Name or Material||D(+)-Tryptophan|
Appearance: White to off-white powder
Product Quality meets: Our company standards.
Stock status: Usually keep 1500-2000KGs in stock.
Application: it is widely used in food additives, pharmaceutical intermediate.
Package: 25kg / barrel
Appearance and character: white or yellow crystalline powder
Density: 1.362 g / cm3
Melting point: 282-285 ° C
Boiling point: 447.9 ° C at 760 mmHg
Customs Code: 2933990090
Hazard Code: R36 / 37 / 38
Safety instruction: S24 / 25
RTECS No.: yn6129000
Dangerous goods sign: Xi
First aid measures
1.Inhalation: if inhaled, move the patient to fresh air.
2.Skin contact: take off contaminated clothes and wash skin thoroughly with soapy water and water. If you feel unwell, see a doctor.
3.Eye clear contact: separate eyelids, wash with flowing water or normal saline. See a doctor immediately.
4.Ingestion: gargle. See a doctor immediately.
Advice to protect the rescuer:
Transfer the patient to a safe place. Consult your doctor.