CAS: 520-45-6|Dehydroacetic acid

Khoom Description

Dehydroacetic Acid (DHA), nrog lub npe tshuaj 3 - acetyl - 6 - methyl - 2H - pyran - 2,4(3H) - dione, yog cov organic compound. Nws tus lej CAS yog 520 - 45 - 6, EINECS tus lej yog 208 - 293 - 9, cov qauv molecular yog C8H8O4, thiab qhov hnyav molecular yog 168.15.

Dehydroacetic Acid nthuav tawm raws li tsis muaj xim rau dawb koob-zoo li tus lossis flaky crystals. Lub melting point yog 109 - 112 degree, lub boiling point yog 269.9 degree, thiab qhov ceev yog 1.18 g / cm³ (ntawm 20 degree). Nws yog insoluble nyob rau hauv dej tab sis soluble nyob rau hauv organic solvents xws li ethanol, ether, acetone, benzene, thiab lwm yam, thiab nws solubility nce nyob rau hauv alkaline aqueous daws. Nws yog ib qho ruaj khov nyob rau hauv lub teeb thiab kub ib puag ncig, tsis tau nws yuav undergo hydrolysis nyob rau hauv muaj zog alkaline tej yam kev mob.

Cov ntaub ntawv yooj yim

Cov Ntaub Ntawv Kev Nyab Xeeb

Toxicity: Nws muaj qee qhov tshuaj lom. Kev sim ua tsiaj uas los qhia txog ib qho koob tshuaj ntawm cov kua dej dehydroacetic yuav muaj kev puas siab thiab raum puas. Rau tib neeg, lub sijhawm ntev lossis ntau dhau yuav ua rau muaj kev mob nkeeg rau kev noj qab haus huv, xws li ua rau mob hlwb uas zoo li daim siab thiab lub raum.

Thaum lub sijhawm ua haujlwm: Thaum lub sij hawm tsim khoom thiab siv, cov neeg ua haujlwm yuav tsum muaj cov cuab yeej tiv thaiv tsim nyog, nrog rau cov hnab looj tes, tsom iav, thiab cov khaub ncaws tiv thaiv, kom tsis txhob muaj tawv nqaij thiab qhov muag. Qhov chaw ua haujlwm yuav tsum muaj qhov cua zoo kom tsis txhob nqus cov plua plav lossis chav.

Yuav tsum yuav tsum tau cia: Nws yuav tsum tau muab cia rau hauv qhov chaw txias, qhuav, muaj qhov chaw muaj cua zoo, deb ntawm hluav taws thiab cua sov. Zam kev khaws nws ua ke nrog oxidants muaj zog, alkalis muaj zog, thiab lwm yam tshuaj los tiv thaiv kev siv tshuaj lom neeg.

Kev siv

Hauv kev lag luam khoom noj khoom haus: Raws li cov tshuaj tiv thaiv, dehydroacetic acid tau zoo rau kev loj hlob thiab luam, thiab cov kab mob, yog li ua lub luag haujlwm tseem ceeb hauv cov khoom noj khoom haus khaws cia. Nws yog ib txwm ua haujlwm hauv cov nqaij cov khoom, cov khoom noj siv mis, cov khoom ci, dej haus, thiab lwm yam khoom noj kom txuas ntxiv lawv lub txee ua kom ntev dua.

Hauv Kev Lag Luam Cosmetics: Dehydroacetic acid yog ib feem siv tshuaj tiv thaiv kom tiv thaiv cov tshuaj pleev ib ce los ntawm kev ua paug los ntawm kev tsim khoom lag luam, cia, thiab siv, tsis txhob txuas lub txee lub neej ntawm cov tshuaj pleev ib ce. Nws yog feem ntau pom nyob hauv cov khoom xws li lotions, cream, tshuaj ntxhua khaub ncaws, thiab da dej gels.

Hauv kev kho mob: Dehydroacetic Acid nthuav tawm qee yam tshuaj tua kab mob thiab tuaj yeem siv los ua cov khoom siv tshuaj lossis cov khoom siv pabcuam hauv kev npaj tshuaj los tiv thaiv lossis kho qee yam kab mob tshwm sim los ntawm kab mob microbial.

Tuam txhab Profile

Gneechem, nyob rau hauv Henan Xeev, Tuam Tshoj, yog ib feem ntawm GNEE Group, nrog 22 xyoo ntawm kev ua lag luam txawv teb chaws, tshwj xeeb hauv kev muab cov khoom zoo tshuaj raw khoom thiab kev lag luam kev pabcuam rau cov neeg siv khoom thoob ntiaj teb. Peb muab cov khoom siv tshuaj lom neeg yooj yim, cov tshuaj zoo thiab cov tshuaj tshwj xeeb rau ntau yam kev lag luam.Peb muaj ISO9001 tau ntawv pov thawj thiab tau lees paub los ntawm ntau qhov kev tsim nyog hauv tsev thiab txawv teb chaws, ua rau peb muaj kev ntseeg siab ntawm peb cov neeg siv khoom.

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