Bromothymolblue
CAS:76-59-5 Product spec:qualified
Molecular formula: C27H28O5Br2S
Molecular weight: 624.39
PH indicator range: 6.0(yellow)---7.6(blue)
Residue on ignition (as sulfate): 0.3% max
Mass-absorption coefficient (Lcm•g): 52.0% min
Basic Green 1
CAS:633-03-4 Product spec:qualified
MF: C27H33N2.HSO4
Acid Green 1
CAS:19381-50-1 Product spec:qualified
MF: C30H15FeN3Na3O15S
MW: 878.42
Malachite Green
CAS:569-64-2 Product spec:qualified
MF: C23H25ClN2
MW: 364.92
Biological staining test:qualified
Phenolphthalien
CAS:77-9-8 Product spec:qualified
Molecular formula: C20H14O4
Molecular weight: 318.33
PH indicator range: 8.0(colorless)--- 10.0(red purple)
Residue on ignition (as sulfate): 0.05%max
Mass-absorption coefficient (Lcm•g): 68.0---..
o-Cresolphthalein
CAS:596-27-0 Product spec:qualified
Molecular formula: C22H18C4
Molecular weight: 346.38
PH indicator range: 8.2(Colorless)-- 9.8(Red)
Basic Violet 3
CAS:548-62-9 Product spec:qualified
MF: C25H30ClN3
MW: 318.33
Light absorption test: qualified
Non-aqueous solution titration test: qualified
Methanol soluble test: qualified
Residue on ignition(as sulfate): 0.5%max
Loss on drying..