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DSD acid (4,4 diaminostilbene mono-2,2 bisulfonic acid) jẹ agbedemeji dye pataki, ti a lo ni akọkọ lati ṣe awọn didan didan Fuluorisenti, ofeefee tio tutunini taara, R ofeefee taara, F3G osan ti ko ni isunmọ oorun ati awọn aṣoju jijẹ moth.COD jẹ 6000-8000mg/L, iyọ jẹ 6% -8%, ati awọ jẹ awọn akoko 50,000;Awọn paati akọkọ ti omi idọti jẹ awọn agbo ogun Organic aromatic pẹlu nitro, amino ati awọn ẹgbẹ sulfonic, ati ipin ti BOD si COD jẹ 0.03 nikan, eyiti o nira pupọ si biodegrade.
Didara omi ati iwọn omi ti DSD acid iṣelọpọ omi idọti jẹ iduroṣinṣin, ṣugbọn chromaticity ati ifọkansi sulfate ga pupọ, awọn ounjẹ bii N ati P ko ni, ati omi idọti ni awọn nkan oloro ati ipalara, ko si apẹẹrẹ itọju aṣeyọri ninu China.dsd acid jẹ lẹẹ awọ ofeefee ina tabi lulú, tiotuka ninu ethanol ati ether, airotẹlẹ ninu omi, itusilẹ ni ojutu alkali.(2) O jẹ irọrun oxidized si pupa, o si ni awọn ohun-ini ti awọn acids aromatic ati amines ni akoko kanna.
3) Didara ọja ati atọka imọ-ẹrọ: iye amino lapapọ (gẹgẹbi iye apapọ ti lẹẹ) ≥48%;ọja gbigbẹ lapapọ iye amino (gẹgẹbi iye apapọ awọn ayẹwo gbigbe) ≥95.0%;akoonu ọrọ insoluble alkali (nipasẹ lapapọ iye ti lẹẹ) ≤0.05%;akoonu ọrọ insoluble alkali (nipasẹ apapọ iye lulú) ≤0.08%;ọrọ benzyl (nipa apapọ iye awọn ayẹwo) ≤0.25% fun iṣelọpọ ti awọn ohun elo funfun fluorescent, fluorescent funfun. ifa funfun, ao fi s’ofo, ao fi s’ofo, ao fi s’ofo, ao fi yo o, ao fi odidi atare kan si, ao fi odidi atare kan si, ao fi odidi atare kan si, ao fi se atare kan.Taara tutunini ofeefee G ati taara ofeefee R, ati ki o lo bi ohun insecticide.
Organic yellow abbreviation.Orukọ kikun jẹ 4,4`-diaminostilbene-disulfonic acid.O le ṣee lo fun kolaginni ti Fuluorisenti funfun oluranlowo ati awọn miiran dyes.CAS No.： 81-11-8 Molecular Formula：C14H14N2O6S2 iwuwo Molecular: 370.4008 Didara Atọka (Ipesi) Irisi (Irisi): ina ofeefee lulú / ina ofeefee lẹẹ akoonu ≥ 9 (Pur)0 Iṣakojọpọ (Package): 25 mg / kg.
0 Iṣakojọpọ (Package): 25kg / 40kg / baagi Awọn ohun-ini Ti ara Molecular iwuwo: 370.4, ofeefee tabi ina ofeefee gara pẹlu hygroscopicity.O rọrun lati oxidize ni afẹfẹ.Ọja yii jẹ majele ati irritating si awọ ara, yago fun olubasọrọ taara pẹlu ara eniyan.
Ọna ti kolaginni: Ọna ti iṣelọpọ lọwọlọwọ jẹ p-nitrotoluene sulfonated pẹlu fuming sulfuric acid, lẹhinna ṣaju pẹlu omi, ati pe NTS ti o ya sọtọ jẹ oxidized labẹ awọn ipo ipilẹ pẹlu afẹfẹ, ati DNS ninu ojutu oxidation ti wa ni precipitated pẹlu iyọ, lẹhinna dinku pẹlu irin. lulú, ati lẹhinna precipitated pẹlu sulfuric acid.Awọn lulú ti gbẹ ati ki o gbẹ.Awọn lulú ti wa ni tita bi a tutu ọja fun abele tita, sugbon ti wa ni nikan ta ni lulú fọọmu fun okeere isowo.
Ile-iṣẹ Mit-ivy ni akọkọ ṣe agbejade DSD ACID pẹlu agbara iṣelọpọ lododun ti awọn toonu 1,000,000, ati pe o ni ipin ọja pipe ti 97%.

Atina
Eleto Gbogbogbo
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