paura HEDP 90% 1-Hydroxyethylidene-1,1-diphosphonic acid cas 2809-21-4 Etidronic acid monohydrate
paura HEDP 90% 1-Hydroxyethylidene-1,1-diphosphonic acid cas 2809-21-4
Ko te waikawa etidronic monohydrate
Taipitopito hua:
Ingoa Hua: paura HEDP 90%
Ētahi atu Ingoa: 1-Hydroxyethylidene-1,1-diphosphonic acid
Nama CAS: 2809-21-4
Tātai rāpoi: C2H8O7P2
Te ahua: te paura ma
Taupānga: Te Mahinga Wai
Maamaa : 90%min
Nga tono:
1.HEDP whakamahia rite tauine me te waikura inhibition i roto i tohanga pūnaha wai matao, mara hinu me kōhua iti-pēhanga i roto i mara pērā i te mana hiko, ahumahi matū, metallurgy, tongi, etc.
2.I roto i te ahumahi raranga marama, ka whakamahia te HEDP hei horoi mo te whakarewa me te korekore. I roto i te ahumahi tae, ka whakamahia te HEDP hei peroxide stabilizer me te kaihoko-whakatika;
3.I roto i te electroplating kore-cyanide, ka whakamahia te HEDP hei kaihoko chelating. Ko te inenga o te 1-10mg/L he pai ake hei aukati tauine, 10-50mg/L hei aukati waikura, me te 1000-2000mg/L hei horoi.
4.I te nuinga o te wa, ka whakamahia te HEDP me te waikawa polycarboxylic.
| Tūemi | Taurangi |
| Te ahua | Te paura ma |
| Ihirangi hohe (hei HEDP) % | ≥ 90 |
| Ihirangi hohe (HEDP.H2O)% | ≥98 |
| Chloride(hei Cl-)% | ≤ 5.0 |
| PH（1％ otinga） | ≤ 2.0 |
| Waikawa Phosphoric(hei PO3³‾) | ≤ 0.8 |
| Fe ion ppm | ≤ 5 |
| Waikawa Phosphoric(hei PO4³‾) | ≤ 0.5 |
| * I tua atu: Ka taea e te kamupene te rangahau me te whakawhanake i nga hua hou i runga i te hiahia motuhake a o taatau kiritaki. | |
