Ethylenediaminetetraacetic acid (EDTA ACID)
Nkọwa ngwaahịa
Dị ka otu chelating gị n'ụlọnga, ọ ga-eji na ulo oru ihicha, onye na ezinụlọ ojiji, Bleaching nke pulp na textile, Micronutrients maka agriculture, Polymer nhazi na metal plating wdg .Ọ na-ejikwa mmiri ọgwụgwọ , agba sensitization ect. Site n'ụzọ nke mgbakwunye, onye na-arụsi ọrụ ike, onye na-akọwapụta, onye na-ewepụ ígwè. Ọrụ nkọwa anyị nwere ike inye:1. Ngwakọta agwakọta, anyị nwere ike ịgwakọta ihe dị iche iche n'otu akpa.2. Njikwa ogo, tupu mbupu, ihe nlele efu maka ule. mgbe mbupu, debe sample maka 3 afọ3. Mbupu ngwa ngwa na akwụkwọ ọkachamara4. Na-ebubata dị ka arịrịọ gị, ya na foto tupu ebupu ya. Uru anyị: Ahụmịhe zuru oke nke ọnụ ọgụgụ buru ibu na-ebufe n'ọdụ ụgbọ mmiri China ngwa ngwa mbupu site na mbupu ahịrị mbupu na pallet dị ka arịrịọ pụrụ iche nke onye na-azụ ahịa ọrụ kacha mma mgbe mbupu ya na e-mail cargoes yana ọrụ ire ahịa akpa dị akụrụngwa sitere na China.
Nkọwapụta
| NGWA | Ọkọlọtọ |
| Ọdịdị | Ọcha, enweghị agba, ntụ ntụ kristal |
| njirimara | Gafere ule |
| Nyocha (C10H16N2O8) | ≥ 99.0% |
| Chloride (Cl) | ≤0.01% |
| Sulfate (SO4) | ≤0.05% |
| pH (ihe ngwọta juputara) | 2.5-2.9 |
| Ferrum (Fe) | ≤ 10 mg / kg |
| Ndu (Pb) | ≤5 mg/kg |
| Arsenic (dị ka) | ≤ 3 mg / kg |
| Mercury (Hg) | ≤ 1 mg / kg |
| Ọla dị arọ (dị ka Pb) | ≤ 10 mg / kg |
