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samfur

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

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C7H6O4
Molar Mass 154.12
Yawan yawa 1.3725
Matsayin narkewa 165 ° C (dic.) (lit.)
Matsayin Boling 237.46°C
Wurin Flash 175.8°C
Ruwan Solubility 9.56g/L (ba a bayyana yanayin zafi ba)
Solubility Methanol
Tashin Turi 2.65E-05mmHg a 25°C
Bayyanar Fari zuwa fari-kamar lu'ulu'u ko foda
Launi Kusa da fari
BRN 2209755
pKa pK1: 1.30 (25°C)
Yanayin Ajiya Ajiye a cikin duhu wuri, Inert yanayi, dakin zafin jiki
M Mai hankali ga haske
Fihirisar Refractive 1.6400 (kimanta)
MDL Saukewa: MFCD00002462
Abubuwan Jiki da Sinadarai Bayyanar: Kashe-farar ko rawaya crystalsmelting point 154-155 ° C
Abun ciki: 99% MINMIN
Wurin narkewa: 158-163°C
abun cikin toka: 0.1% MAX
abun ciki na danshi: 0.5% MAX
Amfani An yi amfani da shi azaman maganin kashe qwari, masu tsaka-tsakin magunguna

Cikakken Bayani

Tags samfurin

Alamomin haɗari Xi - Haushi
Lambobin haɗari 36/37/38 - Hannun idanu, tsarin numfashi da fata.
Bayanin Tsaro S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S36 - Sanya tufafin kariya masu dacewa.
WGK Jamus 3
RTECS Saukewa: DG8578000
Farashin TSCA Ee
HS Code 29182990
Bayanin Hazard Haushi

 

Gabatarwa

Yana iya rage zafi Pheline ta bayani ba tare da rage zafi Tollen ta reagent. Lokacin saduwa da ferric chloride, yana da shuɗi zuwa shuɗi. Mai narkewa a cikin ethanol, ether da ruwan zafi. Ruwan da aka haɗe daga ruwa yana ƙunshe da kwayoyin halitta guda ɗaya na ruwan kristal tare da ma'aunin narkewa na 150-170 ℃, wanda ke canzawa bisa ga saurin dumama kuma ya lalata cikin resorcinol. Yana da ban haushi.


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