1.12553
Coomassie Brilliant blue R 250 (C.I. 42660)
for electrophoresis Trademark of Imperial Chemical Industries PLC
Synonym(s):
Coomassie Brilliant blue R 250 (C.I. 42660), protein stain
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About This Item
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Quality Level
potency
>5000 mg/kg LD50, oral (Rat)
technique(s)
protein staining: suitable
pH
6.2 (25 °C, 10 g/L in H2O)
mp
174-180 °C
solubility
20 g/L
bulk density
250 kg/m3
εmax
≥300 at 554-563 nm at 0.025 g/L (pH 7.0)
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
2-30°C
SMILES string
[Na+].[S](=O)(=O)([O-])c1cc(ccc1)CN(CC)c2ccc(cc2)[C+](c5ccc(cc5)N(CC)Cc6cc(ccc6)[S](=O)(=O)[O-])c3ccc(cc3)Nc4ccc(cc4)OCC
InChI
1S/C45H45N3O7S2.Na/c1-4-47(31-33-9-7-11-43(29-33)56(49,50)51)40-23-15-36(16-24-40)45(35-13-19-38(20-14-35)46-39-21-27-42(28-22-39)55-6-3)37-17-25-41(26-18-37)48(5-2)32-34-10-8-12-44(30-34)57(52,53)54;/h7-30,46H,4-6,31-32H2,1-3H3,(H-,49,50,51,52,53,54);/q;+1/p-1
InChI key
HAEGGLCXLFWTBE-UHFFFAOYSA-M
1 of 4
This Item | B8647 | B6529 | 1.15444 |
|---|---|---|---|
| technique(s) protein staining: suitable | technique(s) - | technique(s) microbe id | staining: suitable | technique(s) protein staining: suitable |
| application(s) diagnostic assay manufacturing | application(s) diagnostic assay manufacturing | application(s) diagnostic assay manufacturing | application(s) - |
| solubility 20 g/L | solubility - | solubility - | solubility 40 g/L |
| Quality Level 100 | Quality Level 200 | Quality Level 200 | Quality Level 100 |
| storage temp. 2-30°C | storage temp. room temp | storage temp. room temp | storage temp. no temp limit |
| pH 6.2 (25 °C, 10 g/L in H2O) | pH - | pH - | pH 6.4 (20 °C, 10 g/L in H2O) |
Analysis Note
Absorption maximum λmax. (buffer pH 7.0): 554 - 563 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.025 g/l; buffer pH 7.0; calc. on dried substance): ≥ 300
TLC-Test: passes test
Loss on drying (110 °C): ≤ 5 %
Suitability for electrophoresis: passes test
Legal Information
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Regulatory Listings
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JAN Code
1125530000:
1125530025:
IN2R1125530025:
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