Iṣuu soda thiocyanate CAS 540-72-7
Sodium thiocyanate jẹ kirisita ti ko ni awọ ti o ni awọn ẹya meji ti omi gara. Ni 30.4 ℃, o padanu omi gara rẹ o si di sodium thiocyanate anhydrous, eyiti o jẹ tiotuka ninu omi ati ethanol. O jẹ iṣelọpọ nipasẹ distillation azeotropic ti iṣuu soda cyanide ati sulfur slurry ni ile-iṣẹ, ati pe o jẹ ọkan ninu awọn ọja iwẹnumọ ti gaasi adiro coke ni awọn ohun ọgbin coking. O jẹ iṣelọpọ lati omi egbin ti ọna anthraquinone disulfonic acid.
| Nkan | Sipesifikesonu |
| PH | 6-8 (100g/l, H2O, 20℃) |
| iwuwo | 1.295 g/ml ni 20 °C |
| Ojuami yo | 287°C (oṣu kejila) (tan.) |
| Ipa oru | <1 hPa (20°C) |
| Awọn ipo ipamọ | Fipamọ ni +5°C si +30°C. |
| pKa | 9.20± 0.60 (Asọtẹlẹ) |
Sodium thiocyanate le ṣee lo bi reagent analitikali, gẹgẹbi fun ipinnu niobium ninu irin ati fun iṣelọpọ awọn thiocyanate Organic fun fadaka, bàbà, ati irin. Sodium thiocyanate tun le ṣee lo bi epo fun iyaworan awọn okun polyacrylonitrile, aṣoju iṣelọpọ fiimu awọ, diẹ ninu awọn defoliants ọgbin, ati ipakokoropaeku opopona papa ọkọ ofurufu
Nigbagbogbo aba ti ni 25kg / ilu, ati tun le ṣee ṣe package ti adani.
Iṣuu soda thiocyanate CAS 540-72-7
Iṣuu soda thiocyanate CAS 540-72-7
