Fosfooraska Acid
Sifooyinka physicochemical:
1. Dareere hufan oo aan midab lahayn, Ma laha ur xanaaq badan
2.Qalabka dhalaalka 42 ℃;barta karkarinta 261 ℃.
3.Miscible leh biyo saami kasta
Kaydka:
1. Ku kaydi bakhaar qabow oo hawo leh.
2. Ka fogow dabka iyo ilaha kulaylka.
3. Xidhmada waa la xidhay.
4. Waa in si gooni ah loo kaydiyaa si fudud (dhammaan kara) kuwa guban kara, alkalis, iyo budada birta ah ee firfircoon, kana fogow kaydinta isku dhafan.
5. Goobta wax lagu kaydiyo waa in lagu rakibaa walxo ku haboon oo ay ku jirto dheecaanka.
Fosfooraska acidisticmaalka Warshadaha
Tilmaamaha tayada (GB/T 2091-2008)
| Qodobbada falanqaynta | qeexid | |||||
| 75% fosfooraska | ||||||
| Heerka Sare | Fasalka Koowaad | Fasalka caadiga ah | Heerka Sare | Fasalka Koowaad | Fasalka caadiga ah | |
| Midabka/Hazen ≤ | 20 | 30 | 40 | 30 | 30 | 40 |
| Phosphoric acid (H3PO4), w/% ≥ | 86.0 | 85.0 | 85.0 | 75.0 | 75.0 | 75.0 |
| Chloride (C1), w/% ≤ | 0.0005 | 0.0005 | 0.0005 | 0.0005 | 0.0005 | 0.0005 |
| Sulfate (SO4) w/% ≤ | 0.003 | 0.005 | 0.01 | 0.003 | 0.005 | 0.01 |
| Birta (Fe), W/% ≤ | 0.002 | 0.002 | 0.005 | 0.002 | 0.002 | 0.005 |
| Arsenic(As),w/% ≤ | 0.0001 | 0.003 | 0.01 | 0.0001 | 0.005 | 0.01 |
| Biraha culus (Pb) ， w/% ≤ | 0.001 | 0.003 | 0.005 | 0.001 | 0.001 | 0.005 |
Waxyaalaha cuntada lagu daro phosphoric acid
Tilmaamaha tayada (GB/T 1886.15-2015)
| Shayga | qeexid |
| Fosfooraska (H3PO4), w/% | 75.0 ~ 86.0 |
| Fluoride (sida F)/(mg/kg) ≤ | 10 |
| Oksidheen fudud (sida H3PO3), w/% ≤ | 0.012 |
| Arsenic( As)/( mg/kg) ≤ | 0.5 |
| Birta culus (sida Pb) /( mg/kg) ≤ | 5 |
Isticmaal:
Isticmaalka beeraha:Waxyaabaha ceeriin ee bacriminta fosfatetada iyo quudinta nafaqooyinka
Isticmaalka warshadaha: alaabta ceeriin kiimikaad
1.Birta ka ilaali daxalka
2. Isku darka nitric acid sida wakiilka polishing kiimikada si loo hagaajiyo dhamaadka dusha birta
3.Waxyaabaha phosphatide ee loo isticmaalo soo saarista alaabta lagu dhaqo iyo cayayaanka
4.Wax soo saarka fosfooraska ka kooban walxaha flameretardant.
Cuntooyinka lagu daro waxay isticmaalaan: dhadhanka aysidhka, Nafaqada khamiirka,, sida kookaha.
Isticmaalka caafimaad: si loo soo saaro dawo ka kooban fosfooraska, sida Na 2 Glycerophosphat
