- Min.Order :1 Kilogram
- Purity: 98%
- Payment Terms : L/C,D/A,D/P,T/T,Other
Keywords
PH indicator AR chemical reagent high purity dye
Quick Details
- Appearance:Pale yellow Powder
- Application:PH indicator or cell stain
- PackAge:1kg, 5kg, 25kg, 50kg.
- ProductionCapacity:200|Kilogram|Week
- Storage:Keep in dry ventilated place with sealed.
- Transportation:Normal Container
Superiority:
Pale yellow Powder,
Mass Absorption Wavelength L/ (cm.g): λ1 ( PH 3.8 ) 440 - 445 nm
λ2 ( PH 5.4 ) 615 - 618 nm
α2 ( λ2, PH5.4 ) 53 - 58
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 Powder |
|
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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