asia_oju-iwe

ọja

3 5-Dibromobenzoic acid (CAS# 618-58-6)

Ohun-ini Kemikali:

Fọọmu Molecular C7H4Br2O2
Molar Mass 279.91
iwuwo 1.9661 (iṣiro ti o ni inira)
Ojuami Iyo 218-220 °C (tan.)
Ojuami Boling 355.2± 32.0 °C (Asọtẹlẹ)
Oju filaṣi 168.6°C
Solubility Turbidity ti o rẹwẹsi pupọ ni kẹmika.
Vapor Presure 1.17E-05mmHg ni 25°C
Ifarahan lulú to gara
Àwọ̀ Funfun to Light ofeefee
BRN Ọdun 1940691
pKa 3.42± 0.10 (Asọtẹlẹ)
Ibi ipamọ Ipo Ti di ni gbigbẹ, Iwọn otutu yara
Atọka Refractive 1.4970 (iṣiro)
MDL MFCD00051758
Ti ara ati Kemikali Properties Abẹrẹ funfun tabi awọn kirisita ti o dabi awo. Yiyọ ojuami 219-220 °c (sublimation). Tiotuka ninu oti ati acetic acid, insoluble ninu omi tutu ati benzene tutu.

Alaye ọja

ọja Tags

Awọn aami ewu Xi - Irritant
Awọn koodu ewu 36/37/38 - Irritating si oju, eto atẹgun ati awọ ara.
Apejuwe Abo S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
S37 / 39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju
WGK Germany 3
RTECS DG6290010
HS koodu 29163990
Kíláàsì ewu IKANU

 

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