D-Tryptophan
D-Tryptophan
| Qhov tshwm sim ntawm kev daws teeb meem | (1% aq. soln.) Ntshiab xim tsis muaj xim rau lub teeb daj |
| Assay Percent Range | 99% |
| Infrared Spectrum | Muaj tseeb |
| Poob rau ziab | 0.5% max. |
| Formula hnyav | 204.23 Nws |
| Kev sib hloov tshwj xeeb | + 31.50 Nws |
| Daim ntawv lub cev | Hmoov |
| Solubility | Solubility hauv dej: 11g / L (20 ° C).Lwm yam solubilities: soluble nyob rau hauv alkali hydroxides, soluble nyob rau hauv kub cawv, insoluble nyob rau hauv chloroform |
| Feem pua Purity | 99% |
| Tej yam kev hloov pauv | + 31.50 (24.00°C c = 1,H2O) |
| Xim | Dawb rau daj |
| Melting Point | 282.0 ° C txog 285.0 ° C |
| Tshuaj npe los yog khoom siv | D(+)-Tryptophan |
Cov tsos mob: Dawb rau cov hmoov dawb dawb
Purity: 99% min
Product Quality raws li: Peb lub tuam txhab qauv.
Cov xwm txheej Tshuag: Feem ntau khaws 1500-2000KGs hauv Tshuag.
Daim ntawv thov: nws yog dav siv nyob rau hauv cov khoom noj additives, tshuaj intermediate.
Pob: 25kg / chim
Qhov tsos thiab tus cwj pwm: dawb los yog daj crystalline hmoov
Qhov ceev: 1.362 g / cm3
Melting point: 282-285 ° C
Kub taw tes: 447.9 ° C ntawm 760 mmHg
kev ruaj ntseg cov ntaub ntawv
Kev lis kev cai Code: 2933990090
Hazard Code: R36/37/38
Kev qhia txog kev nyab xeeb: S24 / 25
RTECS No.: yn6129000
Dangerous khoom kos npe: Xi
Kev pab thawj zaug
Thawj pab:
1.Inhalation: yog nqus tau, txav tus neeg mob mus rau huab cua ntshiab.
2. Kev sib cuag ntawm daim tawv nqaij: tshem cov khaub ncaws tsis huv thiab ntxuav cov tawv nqaij kom huv si nrog dej soapy thiab dej.Yog tias koj tsis xis nyob, mus ntsib kws kho mob.
3.Qhov muag pom tseeb: cais daim tawv muag, ntxuav nrog dej ntws los yog dej ntsev.Mus ntsib kws kho mob tam sim ntawd.
4.Ingestion: gargle.Mus ntsib kws kho mob tam sim ntawd.
Tswv yim los tiv thaiv tus cawm:
Hloov tus neeg mob mus rau qhov chaw nyab xeeb.Nrog koj tus kws kho mob tham.
