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khoom

Triethyl citrate CAS Nr 77-93-0

Chemical Property:

Molecular Formula C12H20O7
Molar Mass 276.28 Nws
Qhov ntom 1.14 g / mL ntawm 25 ° C (lit.)
Melting Point -55 ° C
Boling Point 235 ° C / 150 mmHg (lit.)
Flash Point > 230 ° F
JECFA Number 629 ib
Dej Solubility 5.7 g / 100 mL (25 ºC) yog '
Solubility H2O: soluble
Vapor Siab 1 hli Hg (107 ° C)
Vapor Density 9.7 (vs huab cua)
Qhov tshwm sim Pob tshab kua
Xim Ntshiab
tsw tsw tsw
Merck 14 Ib., 2326
BRN 1801199 ib
pKa 11.57 ± 0.29 (Tshaj tawm)
Kev cia khoom Khaws hauv qab +30 ° C.
Refractive Index n20/D 1.442 (lit.)
MDL PAB 00009201
Physical thiab Chemical Properties Cim: tsis muaj xim tsis muaj pob tshab kua. Me ntsis tsw.
Kub taw tes 294 ℃
qhov chaw khov -55 ℃
txheeb ze ntom ntom 1.1369
Refractive Index 1.4455
flash point 155 ℃
solubility nyob rau hauv dej solubility 6.5g / 100 (25 ℃). Soluble nyob rau hauv feem ntau cov organic solvents, insoluble nyob rau hauv roj. Nws muaj kev sib raug zoo nrog feem ntau ntawm cellulose, polyvinyl chloride, polyvinyl acetate resin thiab chlorinated roj hmab.
Siv Nws yog tsuas yog siv los ua plasticizer rau cellulose, yas thiab lwm yam thermoplastic resins, thiab kuj siv rau hauv kev lag luam txheej. Nws kuj tseem siv tau los ua cov txiv hmab txiv ntoo hom zaub mov tsw

Product Detail

Khoom cim npe

Hazard Cov Cim Xn – Ua phem
Risk Codes 20 - Ua phem los ntawm kev nqus pa
Kev nyab xeeb piav qhia S24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag.
S45 - Thaum muaj xwm txheej lossis yog tias koj tsis xis nyob, nrhiav kev kho mob tam sim ntawd (qhia daim ntawv lo thaum twg ua tau.)
WGK Germany 1
RTECS TIAB SA 805000
TSCA Yog lawm
HS Code 2918 15 00 Nws
Toxicity LD50 qhov ncauj hauv luav: > 3200 mg/kg LD50 dermal luav > 5000 mg/kg

 

Taw qhia

Triethyl citrate yog cov kua tsis muaj xim nrog cov txiv qaub tsw. Cov hauv qab no yog kev qhia txog nws cov khoom, kev siv, kev tsim khoom thiab cov ntaub ntawv kev nyab xeeb:

 

Zoo:

- Cov tsos: cov kua tsis muaj xim

- Solubility: Soluble nyob rau hauv dej thiab organic solvents

 

Siv:

- Kev lag luam, triethyl citrate tuaj yeem siv los ua cov yas yas, plasticizer thiab hnyav, thiab lwm yam

 

Txoj kev:

Triethyl citrate yog npaj los ntawm cov tshuaj tiv thaiv ntawm citric acid nrog ethanol. Citric acid feem ntau yog esterified nrog ethanol nyob rau hauv acidic tej yam kev mob los tsim triethyl citrate.

 

Cov ntaub ntawv kev nyab xeeb:

- Nws suav hais tias yog cov tshuaj lom neeg tsawg thiab tsis tshua muaj kev phom sij rau tib neeg. Kev noj tshuaj ntau yuav ua rau mob plab, xws li mob plab, xeev siab, thiab raws plab

- Thaum siv triethyl citrate, kev ceev faj tsim nyog yuav tsum tau txiav txim siab raws li qhov xwm txheej. Ua raws li kev tuav pov hwm thiab kev tiv thaiv tus kheej kom muaj kev nyab xeeb.


  • Yav dhau los:
  • Tom ntej:

  • Sau koj cov lus ntawm no thiab xa tuaj rau peb