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chigadzirwa

2-6-Dihydroxy benzoic acid (CAS#303-07-1)

Chemical Property:

Molecular Formula C7H6O4
Molar Misa 154.12
Density 1.3725 (yakaomarara fungidziro)
Melting Point 165 °C (Dec.) (lit.)
Boling Point 237.46°C (yakaomarara fungidziro)
Flash Point 175.8°C
Mvura Solubility 9.56g/L(tembiricha haina kutaurwa)
Solubility Methanol
Vapor Presure 2.65E-05mmHg pa25°C
Chitarisiko Muchena kusvika kuchena-kunge makristasi kana poda
Color Off-white
BRN 2209755
pKa pK1:1.30 (25°C)
Storage Condition Ramba uri munzvimbo ine rima, Inert atmosphere, Tembiricha yemumba
Sensitive Sensitive to light
Refractive Index 1.6400 (kufungidzira)
MDL MFCD00002462
Zvenyama uye Chemical Properties Kutaridzika: kure-chena kana yero crystalsmelting point 154-155°C
Zviri mukati: 99% MINMIN
Kunyungudika: 158-163°C
madota emukati: 0.1% MAX
unyoro hwemukati: 0.5% MAX
Shandisa Inoshandiswa semushonga wezvipembenene, mishonga yepakati

Product Detail

Product Tags

Hazard Symbols Xi – Hasha
Risk Codes 36/37/38 - Kushungurudza maziso, kufema system uye ganda.
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S36 - Pfeka zvipfeko zvinodzivirira zvakakodzera.
WGK Germany 3
RTECS DG8578000
TSCA Ehe
HS Code 29182990
Hazard Note Irritant

 

Nhanganyaya

Inogona kuderedza inopisa Pheline mhinduro pasina kuderedza inopisa Tollen's reagent. Paunenge uchisangana neferric chloride, ine ruvara rwepepuru kune yebhuruu. Soluble mu ethanol, ether uye mvura inopisa. Iyo inonaya kubva mumvura ine imwe molekuru yemvura yekristaro ine nzvimbo yekunyungudika ye150-170 ℃, inoshanduka zvichienderana nekumhanya kwekupisa uye inoora kuita resorcinol. Zvinogumbura.


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