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.
Tuna viwanda vingi vya ubora wa juu na ushirikiano wa kina, ambavyo vinaweza kukupa bidhaa za ubora wa juu na bei za ushindani. Na tunaweza pia kutoa punguzo kwa ununuzi wa wingi.Na tunashirikiana na makampuni mengi ya kitaalamu ya usambazaji wa mizigo, yanaweza kuwasilisha bidhaa kwa usalama na kwa urahisi mikononi mwako. Wakati wa uwasilishaji ni takriban siku 3-20 baada ya uthibitisho wa malipo.
Molecular Formula | C15H16ClN3S |
Molar Mass | 305.82 |
Kiwango Myeyuko | >200℃ |
Umumunyifu wa Maji | 3.82 g/100 mL |
Solubility | Water:1mg/ml |
Mwonekano | 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 |
Utulivu | 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. |
Tumia | This product is for scientific research only and shall not be used for other purposes. |
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3. Je, una vyeti vyovyote vinavyohusiana na udhibiti wa ubora?
Cheti cha ISO 9001:2008 ili kuhakikisha ubora.
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