D-tartaric acid CAS 147-71-7
| Catalog Number | xwm 91307 |
| Khoom npe | D-tartaric acid |
| CAS | 147-71-7 ib |
| Molecular Formula | C4H6O6 |
| Molecular Luj | 150.08 Nws |
| Cov ntaub ntawv khaws cia | Ambient |
| Harmonized tariff Code | 29 18 12 000 |
Khoom Specification
| Qhov tshwm sim | siv lead ua dawb |
| Assay | 99% min |
| Qhov ntom | 1.76 ib |
| Boiling point | 399.3 ° Cat760mmHg |
| Flash point | 210 ℃ |
| Refractive Index | -12.5 ° C = 5, H2O |
| Solubility | 1394 g / L (20 ℃) |
【Siv 1】 Siv los ua tshuaj sib cais, khoom noj khoom haus, biochemical reagents, thiab lwm yam Kev Siv: Cov khoom no tau siv dav hauv kev lag luam khoom noj, xws li npias foaming tus neeg saib xyuas, zaub mov qaub, tus neeg saib xyuas kho, siv hauv cov dej qab zib, khoom qab zib, Cov kua txiv hmab txiv ntoo, kua txiv hmab txiv ntoo, cov tais diav txias, cov hmoov ci, thiab lwm yam. Cov khoom no ua raws li cov cai ntawm Japanese Food Additives Regulations.
【Siv 2】Siv raws li chromatographic tsom xam reagent thiab masking agent
【Siv 3】 Tartaric acid yog dav siv los ua acidulant rau dej haus thiab lwm yam khoom noj, uas zoo ib yam li citric acid.Siv ua ke nrog tannins, tartaric acid ua raws li ib tug mordant rau acid dyes, thiab kuj yog siv nyob rau hauv ib co kev txhim kho thiab kho cov hauj lwm nyob rau hauv lub photographic kev lag luam, thiab nws cov hlau ntsev yog photosensitizing, ua rau lawv pab tau nyob rau hauv blueprints.Tartaric acid tuaj yeem ua haujlwm nrog ntau yam hlau ions thiab tuaj yeem siv los ua tus neeg saib xyuas thiab polishing tus neeg sawv cev rau cov hlau nto.Potassium sodium tartrate (Rochelle's ntsev) tuaj yeem siv los tsim Fehling's reagent, thiab tseem tuaj yeem siv rau hauv cov tshuaj ua laxative thiab diuretic, thiab ua ib qho nruab nrab ntawm Cincophen.Nws cov crystals muaj piezoelectric zog thiab tuaj yeem siv hauv kev lag luam hluav taws xob.
