China H&Z® Tromethamine is a white crystal or powder. Tromethamin is fosfomycin intermediate, can also be used as a vulcanization accelerator, cosmetics (cream, lotion), mineral oil, paraffin emulsifier, biological buffer.
China H&Z® Tromethamine Factory
Tromethamin/TRIS/Trometamol CAS:77-86-1
Tromethamin/Trometamol /TRIS Base Chemical Properties
MF:C4H11NO3
MW:121.14
Melting point:167-172°C(lit.)
Boiling point:219-220°C10 mm Hg(lit.)
Density:1,353 g/cm3
PH:10.5-12.0(4 m in water, 25°C)
Tromethamin/TRIS/Trometamol CAS:77-86-1 Specification:
|
Items |
Standards |
Analytical results |
|
Appearance |
White crystal |
White crystal |
|
Assay |
≥99.5% |
99.87% |
|
IdentIfication |
A:Solution S:strongly alkaline. |
Conform |
|
B:168℃-174℃ |
170℃ |
|
|
D:TLC:The principal spot obtained with test solution is similar in position,color and size to that obtained with reference solution. |
Conform |
|
|
Moisture |
≤0.03% |
Conform |
|
PH |
10.0-11.5 |
10.8 |
|
Solubility |
Freely soluble in water,sparing soluble in alcohol and very little soluble in ethyl acetate. |
Conform |
|
Appearance of solution |
Clear and colorless. |
Conform |
|
Heavy metal |
≤5ppm |
＜5ppm |
|
Loss on drying |
≤0.5% |
＜0.5% |
|
Sulfated ash |
≤0.1% |
＜0.1% |
|
Fe |
≤5ppm |
＜5ppm |
|
Cl |
≤3ppm |
＜3ppm |
|
Ni |
≤7.5ppm |
Conform |
|
Related substance |
≤1.0% |
＜1.0% |
|
Conclusion |
Conforms with standard |
|
Tromethamin/TRIS/Trometamol CAS:77-86-1 Application:
Organic synthesis
Tromethamin/TRIS/Trometamol CAS:77-86-1 Package:
The usual one package of Trometamol CAS 77-86-1 is 25kg/drum.
But we could also subpackage it according to our customers'requirements.Such as 1kg/bag, 5kg/bag, 10kg/bag,etc.
