Eriochrome Baƙi T CAS 1787-61-7
Alamar Eriochrome Black T, wacce aka fi sani da mordye black 11, wacce aka fi sani da Elai Chrome black T indicator, sunan kimiyya 1-(1-hydroxy-2-naphthol azo) -6-nitro-2-naphthol - gishirin sodium 4-sulfonate, cikakken ma'auni ne don tantance barium, cadmium, indium, magnesium, manganese, calcium, gubar, scandium, strontium, zinc, zirconium, da sauransu. Ana kuma amfani da tantance jimlar taurin samfurin ruwa (jimillar adadin calcium da magnesium ions) a matsayin ma'aunin alamar chromium Chemicalbook black T. Lokacin da muka shirya alamar T black chrome bisa ga Dokar tsafta don Ruwan Sha ta 2001, mun gano cewa a cikin 9.1.3.6, an yi amfani da ethanol 95% kawai don narkar da alamar T black chrome sannan a narkar da ita zuwa 100ml, don haka alamar da aka samu ta kasance ja mai launin shuɗi mai duhu tare da samfurin ruwa da maganin tabbatar da ruwa mai tsarki bi da bi, kuma ba za a iya canza launin ƙarshen ma'aunin titration ba.
| Abu | Ƙayyadewa |
| PH | 3.7 (10g/l, H2O, 20℃) |
| Ma'aunin launi | 14645 |
| Ma'aunin acidity (pKa) | pK1:6.3; pK2:11.55 (25°C) |
| Yawan yawa | 1.109 g/mL a 25 °C |
| Merck | 14,3667 |
| BRN | 4121162 |
Ana amfani da Eriochrome Black T musamman don rini da buga masaku na ulu, ana iya amfani da shi don launin siliki, nailan da sauran masaku, ana iya amfani da shi don rini na gashi, ana iya amfani da samfuran tsabta azaman ma'auni. Ana iya amfani da Eriochrome Black T don tantance alamun taurin ruwa, alamun rikitarwa, tantance calcium, magnesium, barium, indium, manganese, gubar, scandium, strontium, zinc da zirconium, don rini na saman, ulu da kowane irin masaku na ulu, ana iya amfani da shi don rini na nailan.
25kgs/ganga, tan 9/kwantenar 20'
25kgs/jaka, tan 20/kwantenar 20'
Eriochrome Baƙi T CAS 1787-61-7
Eriochrome Baƙi T CAS 1787-61-7
