Kayayyaki

Kamfaninmu yana samar da 2-bromofluorobenzene cas 1072-85-1, N, N-dimethylformamide dimethyl acetal cas 4637-24-5, 5-heptylresorcinol cas 500-67-4. Ana sayar da kayayyakin mu a gida da waje. Mun sami yabo daga abokan ciniki tare da babban inganci, farashi mai kyau da cikakkiyar sabis.
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  • Diphenyl carbonate CAS 102-09-0 wani farin crystal ne mai ƙarfi. Insoluble a cikin ruwa, mai narkewa a cikin zafi ethanol, benzene, ether, carbon tetrachloride, glacial acetic acid da sauran kwayoyin kaushi.

  • Benzyl barasa CAS 100-51-6 za a iya amfani da a biochemical reagents da Pharmaceutical matsakaici.

  • 3,5-Difluoroaniline CAS 372-39-4 mara launi zuwa kodadde rawaya crystal. Ana iya amfani dashi azaman sinadarai, magunguna, tsaka-tsakin magungunan kashe qwari.

  • 2-Furoic acid CAS 88-14-2 wani farin monoclinic rhombohedral crystal, dan kadan mai narkewa a cikin ruwan sanyi, mai narkewa a cikin ruwan zafi, ethanol da ether. Ana iya amfani da shi don haɗa methyl furan, furfuramide da furoate esters da gishiri; a cikin robobi Ana iya amfani dashi azaman filastik, resin thermosetting, da sauransu a cikin masana'antar littattafan sinadarai; a matsayin mai kiyayewa a cikin masana'antar abinci; Hakanan za'a iya amfani dashi azaman tsaka-tsaki don ƙari na fenti, magunguna da ƙamshi, da sauransu.

  • 3-Methyl-2-nitrophenol CAS 4920-77-8 shine crystal rawaya. Matsayin narkewa 37-39 â. Yana da nitrophenol wanda aka samu azaman wakili na antineoplastic.

  • Nicotinamide CAS 98-92-0 farar allura ce mai kama da crystal ko lu'u-lu'u, mara wari ko dan kadan, mai ɗanɗano mai ɗaci. Matsakaicin dangi shine 1.4, kuma wurin narkewa shine 129-131 ° C. 1g na wannan samfurin yana narkewa a cikin ruwa 1ml, 1.5mL ethanol ko 10mL glycerol, amma maras narkewa a cikin ether. pH na maganin ruwa na 10% shine 6.5 - Littafin Chemical 7.5. Yana da rauni hygroscopicity. Yana da ingantacciyar karko, mai jure wa acid, alkali da zafin jiki mai yawa. Yana da kwanciyar hankali ga haske da zafi a cikin busassun iska, kuma nicotinic acid yana samuwa lokacin da zafi a cikin alkaline ko acidic bayani. Rat na baka LD502.5-3.5g/kg, ƙimar ADI baya yin tanadi na musamman (ECC, 1990).

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