Pango Eriochrome T CAS 1787-61-7
Ko te tohu Eriochrome Black T, e mōhiotia ana ko te mordye black 11, ko te tohu Elai Chrome black T rānei, ko te ingoa pūtaiao ko te 1-(1-hydroxy-2-naphthol azo) -6-nitro-2-naphthol - 4-sulfonate sodium salt, he tohu whānui mō te whakatau i te barium, cadmium, indium, magnesium, manganese, calcium, lead, scandium, strontium, zinc, zirconium, me ētahi atu. Ko te whakatau i te pakeketanga katoa o te tauira wai (te tapeke o ngā iona konupūmā me te magnesium) ka whakamahia hoki hei tohu mō te tohu chromium black T. I te wā i whakaritea ai e mātou te tohu chrome black T e ai ki te Sanitary Code for Drinking Water 2001, i kitea e mātou i roto i te 9.1.3.6, ko te 95% ethanol anake i whakamahia hei whakarewa i te tohu chrome black T me te whakaranu ki te 100ml, kia whero pouri te tohu i whiwhihia me te tauira wai me te otinga manatoko wai parakore, ā, kāore i taea te whakarerekē i te tae o te pito mutunga titration.
| Taonga | Whakatakotoranga |
| PH | 3.7 (10g/l, H2O, 20℃) |
| Taupū tae | 14645 |
| Tauwehenga waikawa (pKa) | pK1:6.3;pK2:11.55 (25°C) |
| Kiato | 1.109 g/mL i te 25 °C |
| Merck | 14,3667 |
| BRN | 4121162 |
Ko te Eriochrome Black T e whakamahia whānuitia ana mō te tae me te tā i ngā papanga huruhuru hipi, ka taea hoki te whakamahi mō te tae hihi o te hiraka, te nairona me ētahi atu papanga, ka taea hoki te whakamahi mō te tae huruhuru, ka taea hoki te whakamahi i ngā hua parakore hei tohu. Ka taea te whakamahi i te Eriochrome Black T mō te whakatau i ngā tohu pakeke wai, ngā tohu matatini, te whakatau i te konupūmā, te konupora, te barium, te indium, te manganese, te mata, te scandium, te strontium, te konutea me te zirconium, mō te tae o te tihi, te huruhuru hipi me ngā momo papanga huruhuru hipi katoa, ka taea hoki te whakamahi mō te tae o te nairona.
25kgs/pahu, 9 tana/20'ipu
25kgs/pēke, 20tana/20'ipu
Pango Eriochrome T CAS 1787-61-7
Pango Eriochrome T CAS 1787-61-7
