DSD acid (4,4 diaminostilbene mono-2,2 bisulfonic acid) wani muhimmin rini ne tsaka-tsaki, akasari ana amfani da shi don kera masu haske mai haske, rawaya mai daskare kai tsaye, rawaya R kai tsaye, ruwan lemu mai jure hasken rana F3G da wakilai masu cin asu. COD shine 6000-8000mg/L, salinity shine 6% -8%, kuma launi shine sau 50,000; Babban abubuwan da ke cikin ruwan sharar gida sune mahadi masu kamshi tare da ƙungiyoyin nitro, amino da sulfonic, kuma rabon BOD zuwa COD shine kawai 0.03, wanda ke da matuƙar wahala ga haɓaka.

Ingancin ruwa da yawan ruwa na DSD acid da ke samar da ruwan sha yana da karko, amma chromaticity da sulfate maida hankali ne sosai, sinadirai irin su N da P sun rasa, kuma ruwan datti yana dauke da abubuwa masu guba da cutarwa, babu nasara misali magani a ciki. China. dsd acid manna ne mai haske rawaya ko foda, mai narkewa a cikin ethanol da ether, maras narkewa cikin ruwa, mai narkewa a cikin maganin alkali. (2) Yana da sauƙi oxidized zuwa ja, kuma yana da kaddarorin aromatic acid da amines a lokaci guda.

3) Ingancin samfur da ƙididdiga na fasaha: jimillar ƙimar amino (bisa ga jimlar adadin manna) ≥48%; busasshen samfurin jimlar darajar amino (bisa ga jimillar samfuran bushewa) ≥95.0%; Abubuwan da ba za a iya narkewa ba (ta jimlar adadin manna) ≤0.05%; alkali insoluble kwayoyin halitta (ta jimlar adadin foda) ≤0.08%; benzyl kwayoyin halitta (ta jimlar adadin samfurori) ≤0.25% don samar da wakili mai fata mai kyalli, mai walƙiya mai haske, mai ba da haske mai haske mai farar fata, mai ba da haske, mai ba da haske, mai ba da haske, mai ba da haske, mai ba da haske, mai ba da fata, mai walƙiya mai walƙiya, mai walƙiya mai walƙiya. Kai tsaye daskararre rawaya G da rawaya R kai tsaye, kuma ana amfani dashi azaman maganin kwari.

Ƙwararren mahadi. Cikakken suna shine 4,4`-diaminostilbene-disulfonic acid. Ana iya amfani da shi don kira na mai kyalli whitening wakili da sauran dyes. CAS No.: 81-11-8 Molecular Formula: C14H14N2O6S2 Nauyin Kwayoyin Halitta: 370.4008 Indexididdigar Inganci (Bayyana) Bayyanar (Bayyana): Hasken rawaya foda / haske mai abun ciki mai launin rawaya Ｅ 9 (Purity) 0 Packing (Package): 25 mg/kg.

0 Shiryawa (Package): 25kg / 40kg / jaka Jiki Properties Nauyin Kwayoyin: 370.4, rawaya ko haske rawaya crystal tare da hygroscopicity. Yana da sauƙin oxidize a cikin iska. Wannan samfurin yana da guba kuma yana da haushi ga fata, kauce wa hulɗar kai tsaye tare da jikin mutum.

Hanyar hadawa: Hanyar kira na yanzu shine p-nitrotoluene sulfonated tare da fuming sulfuric acid, sa'an nan kuma precipitated da ruwa, da kuma raba NTS da aka oxidized a karkashin alkaline yanayi tare da iska, da kuma DNS a cikin hadawan abu da iskar shaka bayani an precipitated da gishiri, sa'an nan rage da baƙin ƙarfe. foda, sa'an nan kuma precipitated da sulfuric acid. Foda ya bushe kuma ya bushe. Ana sayar da foda a matsayin rigar samfur don tallace-tallace na cikin gida, amma ana sayar da shi ne kawai a cikin foda don kasuwancin duniya.

Kamfanin masana'antar Mit-ivy galibi yana samar da DSD ACID tare da ikon samarwa na shekara-shekara na ton 1,000,000, kuma yana da cikakkiyar kaso na kasuwa na 97%.