Dawb hmoov EDTA 4NA CAS 13235-36-4
EDTA-4Na, ib qho khoom siv ntau yam organic me me molecule uas muaj cov amino thiab carboxyl pawg, yog dav siv hauv analytical chemistry raws li ib tug complexing neeg sawv cev. Nws muaj ntau qhov chaw thiab cov nqi qis. EDTA tetrasodium dawb crystalline hmoov. Soluble hauv dej thiab acid, insoluble hauv cawv, benzene, thiab chloroform.
| ITEM | STANDARD | TSEEM CEEB |
| Qhov tshwm sim | Dawb Crystalline hmoov | Ua raws |
| CI | 0.01% max | 0.002% |
| Fe | 0.001% max | 0.0001% |
| Pb | 0.001% max | Tsis pom |
| PH | 10.5-11.5 Nws | 10.9 |
| Chelating nqi | 220 feeb | 223 |
| SO4 | 0.05% max | 0.005% |
| NTA | 1.0% max | 0.18% |
| Assay | 99.0% min | 99.46% |
1.Ethylenediaminetetraacetic acid tetrasodium ntsev siv los ua tus neeg sawv cev chelating, polymerization pib rau styrene butadiene roj hmab, pib rau acrylic fiber, thiab lwm yam
2.Ethylenediaminetetraacetic acid tetrasodium ntsev siv los ua cov kuab tshuaj thiab kuj muaj nyob rau hauv cov roj hmab thiab dye industries
3.Ethylenediaminetetraacetic acid tetrasodium ntsev siv los ua ammonia carboxyl complexing tus neeg sawv cev, hluavtaws roj hmab catalyst, thiab kuj yog ib tug dej softener nyob rau hauv fiber ntau refining, bleaching, thiab dyeing industries
25kg / hnab lossis raws li cov neeg siv khoom xav tau. Khaws nws kom deb ntawm lub teeb ntawm qhov kub hauv qab 25 ℃.
EDTA 4NA CAS 13235-36-4 Nr
EDTA 4NA CAS 13235-36-4 Nr
