China (Mainland)
- Product Details
Keywords
- BROMCRESOL PURPLE
- 2-CRESOLSULFONEPHTHALEIN
- Cresolsulfophthalein
Quick Details
- ProName: Cresol Red
- CasNo: 1733-12-6
- Molecular Formula: C21H18O5S
- Appearance: brownish red crystal
- Application: PH indicator.
- DeliveryTime: within 10 work days
- PackAge: according to you
- Port: Any port of China
- ProductionCapacity: 300 Metric Ton/Month
- Purity: /
- Storage: Keep in dry ventilated place with seal...
- Transportation: Keep in dry ventilated place with seal...
- LimitNum: 10 Gram
Superiority
1. 17 years manufacturer,
2. Good quality,
3. Competitive price,
4. Fast delivery time,
5. Professional Team,
6. Good service.
Details
Cresol Red
1. CAS NO.: 1733-12-6
2. Molecular Formula: C21H18O5S
3. Molecular Weight: 382.43
4. Storage: Keep in dry ventilated place with sealed.
5. Use: PH indicator.
|
ITEM |
STANDARD |
|
Appearance |
brownish red crystal |
|
Melting Point |
290 °C |
|
Flash Point |
293.6 °C |
|
PH Change Range |
6.5 (yellow) - 8.5( purple) |
|
Mass Absorption Wavelength L/ (cm.g) |
λ1 (PH 6.5): 432~436 nm λ2 (PH 8.5): 571~574 nm |
|
Mass Absorption Coefficient L/ (cm.g) |
α1 ( λ1，PH6.5 ) 49 - 67 , α2 ( λ2，PH8.5 ) 100 - 132 |
|
Loss on Drying |
≤3.0 % |
|
Residue on Ignition |
≤ 0.2% |
