L()-Tartaric acid CAS 87-69-4

Ntseeg Chemical yog cov thawj coj hauv Suav tebL()-Tartaric acid CAS 87-69-4 ibmanufacturers, tsum thiab exporter. Adhering mus nrhiav kev zoo meej ntawm cov khoom, kom pebL ( ) - tartaric acidCAS87-69-4 ib ib ib ib ibtau txaus siab los ntawm ntau cov neeg siv khoom. Shandong Ntseeg

Peb zoo ntawm qhov zoo ntawm cov khoom siv tshuaj lom neeg hauv thaj chaw. Peb cov khoom raug xa tawm mus rau Tebchaws Europe, Tebchaws Meskas, Nyiv, Kaus Lim Qab Teb, Sab Hnub Tuaj Asia thiab lwm lub tebchaws thiab cheeb tsam. Nrog rau kev tshawb fawb thiab thev naus laus zis raws li kev qhia, kev ncaj ncees raws li lub hauv paus, zoo li lub neej, thiab tso siab rau lub tswv yim kev lag luam ntawm kev tsim kho tshiab thiab kev loj hlob, peb cia siab tias yuav tsim kev sib pauv thiab kev koom tes nrog cov neeg siv khoom hauv tsev thiab txawv teb chaws los tsim kev vam meej!

L ( ) - tartaric acidCAS87-69-4 ib ib ib ib ibTshuaj Specification

L ( ) - tartaric acidCAS87-69-4 ib ib ib ib ibChemical Properties

Melting point 170-172 ° C (lit.)
Kev sib hloov tshwj xeeb 12º (c = 20, H2O)
Kub taw tes 191.59 ° C (roughestimate)
Ceev 1.76
Vapor ceev 5.18 (vsair)
Vapor siab
Refractive index 12.5 ° (C = 5, H2O)
Flash point 210 ° C
Cia tej yam kev mob Storeat 5 ° C txog 30 ° C.
Solubility H2O: soluble1Mat20 ° C, ntshiab, tsis muaj xim
Acidity coefficient (pKa) 2.98, 4.34 (ntawm 25 â º )
ColorWhiteorcolorless

L ( ) - tartaric acidCAS87-69-4 ib ib ib ib ibDaim ntawv thov

Raws li antioxidant ntxiv rau cov zaub mov, nws tuaj yeem ua rau cov zaub mov muaj qaub saj. Kev siv ntau tshaj plaws ntawm tartaric acid yog raws li kev haus dej haus ntxiv. Nws tseem yog cov khoom siv raw rau kev lag luam kws tshuaj. Nyob rau hauv daim iav kev lag luam, tartaric acid yog ib qho tseem ceeb auxiliary thiab txo tus neeg sawv cev, uas muaj peev xwm tswj lub tsim ceev ntawm nyiaj daim iav thiab tau txais ib tug heev zoo txheej txheej ntawm cov tshuaj. Siv los ua biochemical reagent, masking agent thiab npias foaming agent, kuj siv hauv kev lag luam tanning. L( )-tartaric acid yog dav siv los ua cov kua qaub hauv dej haus thiab lwm yam khoom noj, hauv cawv, dej qab zib, khoom qab zib, qhob cij, thiab qee yam khoom qab zib gelatinous. Feem ntau yog siv los ua cov kua qaub, tus neeg sawv cev sib cais thiab cov khoom siv tshuaj.