Toluidine blue is an organic dye. It is a cyan to blue crystalline powder that is soluble in water and organic solvents.
Nature:
1. Appearance: toluidine blue is blue crystalline powder.
2. Solubility: It is soluble in organic solvents such as water, alcohol, ether and benzene, showing a blue solution.
3. pH range: toluidine blue appears red under acidic conditions of pH 3-4, and yellow under alkaline conditions of pH 11-12.
4. Easy oxidation: toluidine blue is easily oxidized by oxygen in the air to produce other compounds.
Purpose:
1. Chemical indicator: toluidine blue is commonly used as an indicator in chemical laboratories for determining pH, reducing agent concentration, and precipitation and precipitation of metal ions.
2. Dye: Toluidine blue can be used to dye textiles, leather and paper and other materials, giving them a vivid blue color.
Tá go leor monarchana ardchaighdeáin againn le comhar domhain, ar féidir leo táirgí ardchaighdeáin agus praghsanna iomaíocha a sholáthar duit. Agus is féidir linn lascainí a thabhairt freisin le haghaidh ceannach mórchóir. Tá an t-am seachadta thart ar 3-20 lá tar éis an íocaíocht a dhaingniú.
Molecular Formula | C15H16ClN3S |
Molar Mass | 305.82 |
Leáphointe | >200℃ |
Tuaslagthacht Uisce | 3.82 g/100 mL |
Solubility | Water:1mg/ml |
Dealramh | Powder |
Color | Dark green to black |
Maximum wavelength(λmax) | ['626 nm, 630 nm'] |
Merck | 14,9520 |
pKa | 2.4, 11.6(at 25℃) |
PH | 2.8 (H2O, 25℃) |
Storage Condition | Inert atmosphere,Room Temperature |
Cobhsaíocht | Stable. Incompatible with strong oxidizing agents. |
MDL | MFCD00011934 |
Physical and Chemical Properties | Alkaline blue 17 is dark green or black-gray powder with a bronze luster. Soluble in water (3.82g/100ml), blue-purple solution, slightly soluble in ethanol (0.57g/100ml), blue, slightly soluble in chloroform, almost insoluble in ether. |
Úsáid | This product is for scientific research only and shall not be used for other purposes. |
1. An bhfuil tú ag monarcha nó ag cuideachta thrádála?
Is cuideachta muid a chomhtháthaíonn tionscal agus trádáil, a sholáthraíonn seirbhís aon-stad. D'fhéadfaí glacadh le OEM.
2. An soláthraíonn tú samplaí? An bhfuil sé saor in aisce nó breise?
Samplaí saor in aisce. Ní mór táille lasta an tsampla a íoc le do thaobh.
3. An bhfuil aon deimhnithe agat a bhaineann le rialú cáilíochta?
Deimhniú ISO 9001:2008 chun cáilíocht a chinntiú.
4. Cad ba cheart dom a sholáthar chun luachan a fháil?
Cuireann Pls in iúl dúinn an cineál táirge atá uait, cainníocht a ordú, seoladh agus ceanglais shonracha. Déanfar an luachan le haghaidh do thagairt in am.
5. Cén cineál modh íocaíochta is fearr leat? Cén cineál téarmaí a nglactar leo?
Téarmaí Seachadta a nGlactar leo: FOB, CFR, CIF, EXW;
Airgeadra Íocaíochta a nglactar leis: USD;
Accepted Payment Type: T/T,Western Union; Paypal,BTC
Teanga Labhartha: Béarla.
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