China (Mainland)
Cresol Purple CAS NO.2303-01-7
- Min.Order: 10 Gram
- Payment Terms: L/C,T/T,MoneyGram
- Product Details
Keywords
- M-CRESOL SULFONPHTHALEIN
- 3-cresolpurple
- Cresol Purple factory
Quick Details
- ProName: Cresol Purple
- CasNo: 2303-01-7
- Molecular Formula: C21H18O5S
- Appearance: Tiny brown crystal powder
- Application: A sulfonylurea indicator, used as pH i...
- DeliveryTime: Prompt delivery from stock
- PackAge: 25kg/fibre drum
- Port: SHANGHAI
- ProductionCapacity: 5 Metric Ton/Month
- Purity: N/A
- Storage: Keep in dry and cool place
- Transportation: By sea, by air or by courier
- LimitNum: 10 Gram
- Grade: Industrial Grade,Reagent Grade
Superiority
Tangshan Moneide Trading Co., Ltd. is specialized in the export of special fine chemicals.
The company dedicated to the development, production and marketing of chemicals.
Moneide covers whole range from small amount (gram grade) for research to big bulk for industrial production.
Our products series mainly include electroplating chemicals, organic& inorganic fluoro chemicals, organic phosphonic ligands & intermediates and other special fine chemicals.
Good quality, competitive price, excellent after-sale services are the key points for the success of our company.
We wholeheartedly welcome all domestic and foreign clients to cooperate with us on the basis of mutual benefit.
Details
|
Chemical Name |
Cresol Purple |
|
Another name |
m-Cresol Purple |
|
CAS No. |
2303-01-7 |
|
Molecular formula |
C21H18O5S |
|
EINECS No. |
218-960-6 |
|
Molecular weight |
382.43 |
|
Molecular Structure |
|
|
Details |
Appearance: Tiny brown crystal powder pH change range: 1.2(pink)~2.8(yellow); 7.4(brownish yellow)~9.0(purple). Max Absorption wavelength(nm): λ1（PH1.2） 526-529; λ2（PH2.8） 431-437; λ3（PH7.4） 431-437; λ4（PH9.0） 576-580. Mass absorption coefficient L/(cm·g) α（λ1，PH1.2, Dry sample） 80-94; α（λ2，PH2.8, Dry sample） 40-46; α（λ3, PH7.4, Dry sample） 39-45; α（λ4，PH9.0, Dry sample） 75-86. Solubility in Ethanol: Pass Loss on drying: 1.0% max. |
|
Main Application |
A sulfonylurea indicator, used as pH indicator. |
