- Min.Order :10 Gram
- Purity: /
- Payment Terms : L/C,D/A,D/P,T/T,Other
Keywords
ph indicator Bromcresolgreen 3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein
Quick Details
- Appearance:Pale yellow or pale grey crystal
- Application:PH indicator or cell stain
- PackAge:according to you
- ProductionCapacity:300|Metric Ton|Month
- Storage:Keep in dry ventilated place with sealed.
- Transportation:Keep in dry ventilated place with sealed
Superiority:
1. 17 years manufacturer,
2. Good quality,
3. Competitive price,
4. Fast delivery time,
5. Professional Team,
6. Good service.
Details:
Bromocresol green
1. CAS NO.: 76-60-8
2. Molecular Formula: C21H14Br4O5S
3. Molecular Weight: 698.01
4. Storage: Keep in dry ventilated place with sealed.
5. Use: PH indicator or cell stain
|
ITEM |
STANDARD |
|
Appearance |
Pale yellow or pale grey crystal |
|
Melting Point |
225 °C |
|
Flash Point |
12 °C |
|
PH Change Range |
3.8 (yellow green) – 5.4( blue) |
|
Mass Absorption Wavelength L/ (cm.g) |
λ1 ( PH 3.8 ): 440~445 nm λ2 ( PH 5.4 ): 615~618 nm |
|
Mass Absorption Coefficient L/ (cm.g) |
α1 ( λ1，PH3.8 ) 24 - 28, α2 ( λ2，PH5.4 ) 53 - 58 |
|
Loss on Drying |
≤ 3.0% |
|
Residue on Ignition |
≤0.25% |
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