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Phenol Red CAS NO.143-74-8
- FOB Price: USD: 1.00-1.00 /Metric Ton Get Latest Price
- Min.Order: 1 Kilogram
- Payment Terms: L/C,T/T
- Available Specifications:
99%(1-5)Metric Ton99%(5-20)Metric Ton
- Product Details
Keywords
- Phenol Red
- Phenol Red
- CAS:143-74-8
Quick Details
- ProName: Phenol Red
- CasNo: 143-74-8
- Molecular Formula: C19H14O5S
- Appearance: Tender red or carmine crystal powder.
- Application: Acid and alkali indicator.
- DeliveryTime: Within 2 weeks after order confirmatio...
- PackAge: 25kgs/drum
- Port: Qingdao port
- ProductionCapacity: 2000 Metric Ton/Year
- Purity: 99%
- Storage: Store in cool and dry place, away from...
- Transportation: By sea or by air
- LimitNum: 1 Kilogram
- Heavy metal: 143-74-8
- CAS: 143-74-8
Superiority
|
Chemical Name |
Phenol Red |
|
CAS No. |
143-74-8 |
|
Molecular formula |
C19H14O5S |
|
EINECS No. |
205-609-7 |
|
Molecular weight |
354.38 |
Details
ppearance: Tender red or carmine crystal powder.
PH change range: 1.2(orange)~3(yellow); 6.5(yellow)~8(viole)
Maximal absorption wavelength(nm):
λ1(PH1.2) 503-506 λ2 (PH3.0) 430-435
λ3 (PH6.5) 430-435 λ4 (PH8.0) 557-560
Quality absorption coefficient(L/cm·g):
α1[λ1(PH1.2,dry sample)] 110~123 α2[λ2(PH3.0,dry sample)] 60~68
α3[λ3(PH6.5, dry sample)] 62~72 α4[λ4(PH8.0,dry sample)] 120~135
Solubility in alkali: Passes test
Loss on drying: 1.0% max
Sulfated ash: 0.2% max
Solubility:easy solve in alkali solution,alcohol&acetone, not solve in water.