Cov khoom lag luam
Qhov sib xyaw ua ke kom ua li 2312 - 35 - 8 yog propargite, nrog cov tshuaj lom neeg {} {}} ynyl thiocarbonate. Nws cov mis molecular yog c19h26o4s, hnyav hnyav yog 350.47, thiab tus lej Eineecs yog}.
Propargite appears as a yellow - brown viscous liquid or dark liquid. It has a density of 1.17 g/cm³, a boiling point of 450.7 ºC at 760 mmHg, a flash point of 226.4 ± 28.7 ºC (or >159.8 Degree F), thiab ib qho ntsuas hluav taws xob kom ua haujlwm tshiab ntawm 1.56. Nws yog qhov yooj yim soluble hauv cov kuab tshuaj organic xws li acetone thiab methanol tab sis sparingly soluble hauv dej. Nws cov vapor siab yog 6.9 × 10⁻⁸ MMHG ntawm 25 degree. Nws yog rhiab rau lub teeb. Nyob rau hauv ib txwm ib txwm muaj tej yam kev mob cia, nws yog tus tsis ruaj khov, tseem lub ntim yuav tawg nyob rau hauv huab cua zoo li hluav taws.
Cov ntaub ntawv yooj yim
| Cas | 2312-35-8 |
| Einecs | 219-006-1 |
| Tshuaj Cov Qauv | C19H26O4S |
| Molecular hnyav | 350.47 g / mol |
| Ceev | 1.1604 g / cm³ (ntxhib kwv yees) |
| Melting taw tes | <25 °C |
| Kub taw tes | 454.45 degree (kwv yees tias muaj ntxhib) |
| Flash point | 71 degree |
| Dej solubility | 215ug / l ntawm 20 degree |
| Vapor siab | 0 pa ntawm 20 degree |
Kev siv
Propargite yog ib tug mitebic tau muaj peev xwm tswj tau cov kab laug sab kab laug sab thiab cov paj rwb, txiv hmab, kua txiv, thiab zaub. Nws muaj ntau lub spectrum dav, muaj txiaj ntsig zoo, thiab cov tshuaj lom tsawg. Nws tawm tsam kev sib cuag thiab lub plab - lom cov teebmeem, tsis muaj kev nkag mus thiab lub zog. Nws qhia zoo ua tau txiaj ntsig rau cov tub ntxhais hluas thiab cov laus mites tab sis cov nyhuv tsis zoo. Feem ntau, nws ua tau zoo thaum thov ntawm qhov kub siab tshaj 20 degree, thaum nws ua tau zoo nthuav tawm ntawm tsawg kub.
Cov Ntaub Ntawv Kev Nyab Xeeb
Ntim theem: III
Cov qeb txaus ntshai: 9
Code Code: 2920909014
Cov Khoom Siv Hluav Taws Xob Thauj Code: UN 2810
Cov Kev Nyab Xeeb Qeb Cai: R23, R38, R40, R41, R50 / 53
Cov lus qhia kev nyab xeeb: S26, S36 / 37/39, s45, S61
Cov khoom lag luam txaus ntshai: t
GHS cov tshuaj tiv thaiv: Cov kua roj (qeb 4), mob siab (mob siab (qeb 2), mob hnyav (qeb 1), raug mob hnyav (qeb 1)
Tuam txhab tau
Gnee Chem yog kev nkag rau cov kev tshawb fawb, kev txhim kho, ntau lawm thiab muag ntawm lub xeev Henan, npog thaj tsam ntawm 3,600 square metres. Peb muaj tus kws tshaj lij, zoo-nruab nrog thiab cov pab pawg R & D muaj ntau dua 10 xyoo ntawm R & D kev paub. Peb cov khoom tau dav exported rau ntau lub tebchaws, xws li Tebchaws Asmeskas, Tebchaws Russia, Tebchaws Asmeskas, Tebchaws Asmeskas, thiab peb muab cov qhua tuaj noj mov nrawm. Peb cia siab tias tsim kev sib koom tes ntev thiab muaj kev sib koom tes sib koom tes nrog cov phooj ywg ntxiv yav tom ntej, thiab muab cov khoom lag luam thiab cov kev pabcuam zoo tshaj rau peb cov neeg siv khoom.
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Cov FAQ
Koj lub tuam txhab puas tuaj yeem lees txais customization thiab ua kom tau raws li cov neeg siv khoom tshwj xeeb?
Yog lawm, peb tuaj yeem ua tau.
Koj cov nqe lus them nqi yog dab tsi?
Hlau hloov chaw, PayPal, Western Union, Nyiaj xaj thiab Bitcoin.
Koj lub sijhawm khoom xa tuaj yog dab tsi?
Peb feem ntau nkoj tsis pub dhau 1-3 hnub tom qab tau txais koj cov nyiaj them poob haujlwm.
Cim npe nrov: Tshuaj tua kab ua haujlwm proetegite? {2312-35-8}}, Tuam Tshoj Tshuaj Tshuaj Muaj Peev Xwm Ua Ntej} {1}} Cov chaw tsim khoom, cov chaw tsim khoom, Hoobkas
