Fari mai launin toka zuwa kristal ja ko ɓangaren litattafan almara. Sodium m-aminobenzene sulfonate an samu ta hanyar sulfonation dauki na nitrobenzene da raguwa. An yi amfani da shi don kera rini na azo da magunguna masu tsaka-tsaki, mai amsawa, acidic, sulfide da sauran rinayen.
METANILIC AcidSODIUM SALT
英文 名 词: m-aminobenzenesulfonic ACID SODIUM SALT; SODIUM METANILATE.
CAS ba. : 1126-34-7
EINECS Lamba: 214-419-3 [1]
Tsarin kwayoyin halitta: C6H6NNaO3S
Nauyin Kwayoyin: 195.1734
Bayyanar: Fari mai launin toka zuwa haske ja crystal ko slurry
Fari mai kyau crystal. The bazuwar zafin jiki na crystal samu daga ruwa ne 302 ~ 304 ℃.
Metanilic acidyana da fari mai launin toka zuwa haske ja kamar siffa ko crystalline ko slurry
Jimlar abun ciki na amino, %≥60
Abun ciki, % ≥90
Abubuwan da ba a iya narkewa a cikin soda,% ≤1.5
Ana amfani da: ana amfani da shi wajen kera rini na azo da magunguna masu tsaka-tsaki, mai amsawa, acid, sulfide da sauran rini.
Production tsari hanya: sulfonation dauki na nitrobenzene da fuming sulfuric acid ne da za'ayi a 115 ℃, da dauki samfurin ne neutralized zuwa tsaka tsaki da ruwa Alkali, sa'an nan da sodium bayani na m-nitrobenzene sulfonate an tace. An rage maganin tare da shavings na baƙin ƙarfe a matsayin mai haɓaka don samun m-aminobenzene sulfonate, kuma an cire laka na baƙin ƙarfe ta hanyar tacewa. Tace shine maganin gishiri m-aminobenzene sulfonate. Ƙara sulfuric acid zuwa tukunyar cire acid har sai takardar gwajin jan Kongo ta zama shuɗi, kuma kiyaye zafin jiki a 70 ℃. Bayan haka, ana samun slurry m-aminobenzene sulfonate ta hanyar tacewa.
Guba da kariya: wannan samfurin yana da guba sosai. Hadiye ko sha ta cikin fata na iya haifar da guba mai tsanani. Duk da haka, yawan gubarsa ya fi aniline, kuma ba zai haifar da tasirin carcinogenic ba. A lokacin aikin samarwa, ya kamata a hana shi da gangan daga sawa ko fantsama fata ba da gangan ba, kayan aikin samarwa ya kamata a rufe su don hana zubewa, kuma ma'aikaci ya sa kayan kariya.
Shiryawa da ajiya: adana a cikin sanyi, iska da bushewa, hana zafi, danshi da rana. Ajiye da jigilar kaya daidai da ƙa'idodi akan abubuwa masu guba.
Lokacin aikawa: Juni-13-2022