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3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein CAS NO.76-60-8
- 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
- 3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein
- Bromocresol green
- CAS:76-60-8
Quick Details
- ProName: 3',3'',5',5''-Tetrabromo-m-cresolsulfo...
- CasNo: 76-60-8
- Molecular Formula: C21H14Br4O5S
- Appearance: White or pale grey crystal
- Application: Used as acid and alkali indicators, ce...
- 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
- CAS: 76-60-8
Superiority
|
Chemical Name |
Bromocresol green |
|
Synonyms |
3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein; BCG |
|
Molecular formula |
C21H14Br4O5S |
|
CAS No. |
76-60-8 |
|
EINECS No. |
200-972-8 |
|
Molecular weight |
698.02 |
Details
Appearance: White or pale grey crystal
PH change range: 3.8(yellow green)-5.4(blue)
Maximal absorption wavelength (nm):
λ1 (PH3.8) 440-445
λ2 (PH5.4) 615-618
Quality absorpting coefficient (L/cm·g):
α1 [λ1(PH3.8,dry sample)] 24-28
α2 [λ2(PH5.4,dry sample)] 53-58
Solubility in alcohol: Passes test
Ignition residue (sulfate): 0.25%max
Loss on drying: 3.0%max
Solubility: easy solve in alcohol, aether and benzene, decline solve in water.
Packing: 25kg/fibre drum