PH change color gamut
|Ethanol dissolution test||Qualified||Qualified|
Mass absorption coefficient，L/cm·g
Ignition residue (calculated as sulfate)
|Thymol Blue Chemical Properties|
|Melting point||221-224 °C (dec.) (lit.)|
|Boiling point||539.4°C (rough estimate)|
|density||1.1413 (rough estimate)|
|refractive index||1.5300 (estimate)|
|storage temp.||room temp|
|pka||Pka1:1.65(at 25℃)(PH=1.2 to 2.8) Pka2:8.9(at 25℃)(PH=8.0 to 9.6)|
|color||Dark green to dark brown|
|PH Range||1.2(red)-2.8(yellow) 8(yellow)-9.6(blue)|
|Water Solubility||Soluble in alcohol and dilute alkali solutions. Insoluble in water.|
|λmax||594nm, 376nm, 544nm, 430nm|
|Stability:||Stable. Combustible. Dust may form an explosive mixture with air. Incompatible with strong oxidizing agents.|
|Major Application||Display device, semiconductors, sensors, fuel cells, antimisting coating for glass, toys, corrosion inhibitor, multi-level alert system, correction fluid, textiles, falsification-proof security paper, packaging system, measurement of hydrogen ion concentrationin swimming pool water, humidity-indicating agent, diapers, cosmetics, biostatic materials, determine bacteria growth, psychoactive drugs, antidepressant drugs, dental impression material|
|CAS DataBase Reference||76-61-9(CAS DataBase Reference)|
|NIST Chemistry Reference||Thymolsulfonephthalein(76-61-9)|
|EPA Substance Registry System||Phenol, 4,4′-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)- (76-61-9)|
Since 2005, we have more than 15 years experience in chemical industry.
We can manufacture 3000+ kinds of water treatment chemicals, reagents&dyes.
We can supply any quantity you need for the first time for samples or trial orders,
so pls just tell us the real quantity you need.
If you could provide us your spec., our technician will check whether our quality could
meet your requirements or customize it for you. We could also provide our TDS,MSDS.
etc for your check. And the third party inspection is acceptable.At last, we could recommend
you some of our customers who use the same chemicals.
According to different values of our products, the samples could be for free,but it is not for all.
We are sorry to tell you that we can just use our professional shipping forwarders to ship goods of small quantities.
Because chemical products belong to special cargos, no matter it is dangerous chemical or not.
T/T, L/C, etc.
The goods of small quantity will be sent out in 3 working days. For bulk cargo,
we will book the cargo space once the order is confirmed.
Our products have been widely used in more than 120 countries, mainly from the United States, Canada, the United Kingdom,
Russia, Australia, Japan, South Korea, Thailand, Singapore, Vietnam, Indonesia, Malaysia, the Philippines, Brazil, South Africa,
Ukraine, New Zealand,the Netherlands, UAE, Iran, Saudi Arabia and other countries.
The product standards we can supply include corporate standards, Chinese Pharmacopoeia (CP), British Pharmacopoeia (BP),
European Pharmacopoeia (EP), United States Pharmacopoeia (USP), Japanese Pharmacopoeia (JP), etc.
We can also provide customized product standards required by customers.
All stock packaging meets export standards, and it only takes 5-7 working days to have inventory, if remanufactured,
delivery will take 15-21 days.
We are very welcome to cooperate with distributors and wholesalers, and will provide them with better price advantages,
professional product knowledge,comprehensive product information and after-sales service.