60-00-4
Saukewa: C10H16N2O8
292.24
200-449-4
| samuwa: | |
|---|---|
BAYANI
Gwajin Abun |
Daidaitaccen Bayani |
Matsayin inganci |
Q/24SJK01-2009 |
Tsafta |
99% Min. |
Chloride (Cl)% |
0.01% Max. |
Sulfate (SO4)% |
0.05% Max. |
Metal chelate (Pb)% |
0.001% Max. |
Iron(F)% |
0.001% Max. |
Chelate: mgCaCO3/g |
339 Min. |
Bayyanar |
Farin Crystalline Foda |
Ethylenediaminetetraacetic acid (EDTA) wakili ne mai mahimmanci. EDTA yana da aikace-aikace masu yawa kuma ana iya amfani dashi azaman bleaching da gyara bayani don sarrafa kayan aiki masu launi, kayan aikin rini, kayan aikin jiyya na fiber, abubuwan haɓaka kayan kwalliya, magungunan jini na jini, kayan wanka, stabilizers, masu haɓaka roba polymerization na roba.
EDTA wani abu ne na wakilai na chelating. Yana iya samar da barga da ruwa-mai narkewa gidaje tare da alkali karafa, rare duniya abubuwa, da mika mulki karafa. Baya ga gishirin sodium, akwai kuma gishirin ammonium da gishiri iri-iri kamar iron, magnesium, calcium, copper, manganese, zinc, cobalt, aluminum, da sauransu, kowanne da amfani iri-iri. Bugu da kari, ana kuma iya amfani da EDTA don fitar da karafa masu cutarwa da sauri daga jikin dan adam da kuma taka rawa wajen kawar da guba. Har ila yau, wakili ne na maganin ruwa.
EDTA har yanzu alama ce mai mahimmanci, amma idan aka yi amfani da ita don titrate karafa irin su nickel da jan ƙarfe, yana buƙatar amfani da shi tare da ruwan ammonia domin littafin Chemical ya zama mai nuni. 2. EDTA ne mai kyau chelating wakili ga calcium da magnesium ions. Ana amfani dashi azaman wakili na chelating don ruwa da aka yi amfani da shi a cikin polymerization na ruwan shafa don cire Ca2+, Mg2+, Fe2+, Fe3+ da sauran ions karfe. Har ila yau, ana amfani da shi azaman wakili mai rikitarwa don adhesives anaerobic, wato, ana amfani da EDTA don magance methyl methacrylate diesters, cire ions karfe na tsaka-tsaki, kawar da tasirin da zai iya inganta bazuwar peroxide, kuma yana da tasiri mai kyau akan inganta kwanciyar hankali na adhesives anaerobic. EDTA sodium gishiri chelating karfe ions iya inganta gudun acrylic acid gyara.
Ma'ajiya kwanciyar hankali na m tsarin m (SGA), kashi-3 × 10-4-6.0 × 10-4. Matsakaicin shine 1.5%, kuma kwanciyar hankali a 50 ~ C ya kai sama da sa'o'i 360 (ajiye a 50 ℃ na kwanaki 4 daidai yake da shekara 1 na ajiya a SGA 20 ~ C). 3. Yawanci ana amfani dashi don laushi ingancin ruwan tukunyar jirgi. Hana ƙima.
A matsayin wakili mai rikitarwa a cikin maganin electroplating, ana iya amfani dashi azaman mai sarrafa pH a cikin maganin nickel plating. An yi amfani da shi azaman mai haske a cikin maganin wucewar gishiri na sodium, yana cire fararen aibobi akan fim ɗin gishiri na titanium, tare da babban adadin 8 g/L.





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