Methylparaben 99-76-3

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Methylparaben 99-76-3

Khoom npe:Methylparaben

CAS:99-76-3 ib

MF:C8H8O3

MW:152.15 Nws

EINECS:202-785-7 ib

Cim:neeg tsim khoom

Pob:1 kg / kg los yog 25 kg / nruas

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Product Detail

Khoom cim npe

Kev piav qhia

Khoom npe: Methylparaben
CAS: 99-76-3 Nr
MF: C8H8O3
PIB: 152.15
PIB: 202-785-7
Melting point: 125-128 ° C (lit.)
Kub taw tes: 298.6 ° C
Qhov ceev: 1.46g / cm3
Refractive Index: 1.4447 (kwv yees)
Fp: 280 ° C
Cia temp: chav temp
Daim ntawv: Crystalline hmoov
Xim: Dawb mus rau yuav luag dawb
PH: 5.8 (H2O, 20 ° C) (saturated tov)
Lub FreezingPoint: 131 ℃
PIB: 14,6107
PIB: 509801

Specification

Khoom npe	Methylparaben
Qhov tshwm sim	Dawb Crystalline hmoov
Purity	99% min
MW	152.15 Nws
Melting point	298.6°C dej

Daim ntawv thov

1. Cov tshuaj tua kab mob; tshuaj tua kab mob.
2. Siv los ua ib qho tshuaj tua kab mob,
3. Siv nyob rau hauv tshuaj thiab organic synthesis
4. Siv los ua cov tshuaj tua kab mob hauv cov khoom noj, tshuaj pleev ib ce thiab tshuaj

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4, credit card

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6, Alibaba Trade Assurance

7, Western union

8, MoneyGram

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Cia

1. Khaws rau hauv qhov chaw txias, cua txias. Khaws kom deb ntawm qhov hluav taws kub thiab cua sov. Nws yuav tsum tau muab cais los ntawm oxidants, acids thiab alkalis, thiab tsis txhob sib xyaw cia.

2. Muaj cov khoom sib xws thiab cov khoom siv hluav taws xob ntau. Qhov chaw cia khoom yuav tsum tau nruab nrog cov ntaub ntawv tsim nyog kom muaj cov xau.

Kev ruaj ntseg

1. Tsis txhob sib cuag nrog cov oxidants muaj zog, muaj zog acids, thiab cov hauv paus muaj zog.

2. Muaj nyob rau hauv flue gas.

Kev pab thawj zaug

Kev sib cuag ntawm daim tawv nqaij: Tshem cov khaub ncaws uas tsis huv thiab yaug kom huv si nrog xab npum thiab dej.
Kev sib cuag qhov muag: Tam sim ntawd qhib daim tawv muag sab sauv thiab sab qis thiab yaug nrog dej ntws rau 15 feeb. Nrhiav kev kho mob.
Inhalation: Tawm ntawm qhov chaw mus rau qhov chaw uas muaj huab cua ntshiab. Nrhiav kev kho mob.
Kev Noj Qab Haus Huv: Muab dej sov txaus rau cov neeg uas tsis siv nws, ua rau ntuav, thiab nrhiav kev kho mob.