88121 |
sec-Butanol |
EP |
500ml |
|
|
sec-Butanol
- CAS No.:78-92-2
- Chemical formula:CH3CH2CH(OH)CH3
- Chemical weight:74.12
EP |
Solubility(Turbidity) |
Clear |
Specific Gravity(20/20℃) |
0.806~0.808 |
Refractive Index(nD20) |
1.396~1.398 |
Water |
< 0.3% |
Residue on Evaporation |
< 0.002% |
Free Acid(CH3COOH) |
< 0.003% |
Assay(GC) |
> 99.0% |
|
86253 |
Sodium Carbonate, Anhydrous |
EP |
25kg |
|
|
Sodium Carbonate, Anhydrous
- CAS No.:497-19-8
- Chemical formula:Na2CO3
- Chemical weight:105.99
EP |
Solubility(Turbidity) |
Clear |
Loss on Drying |
< 2.0% |
Chloride(Cl) |
< 0.05% |
Sulfate(SO4) |
< 0.01% |
Heavy Metals(as Pb) |
< 0.002% |
Iron(Fe) |
< 0.004% |
Potassium(K) |
< 0.06% |
Total Nitrogen(N) |
< 0.005% |
Arsenic(As) |
< 2ppm |
Assay(Dried basis, 250~300℃) |
> 99.0% |
|
83923 |
Salicylic Acid |
EP |
250g |
|
|
Salicylic Acid
- CAS No.:69-72-7
- Chemical formula:C6H4(OH)COOH
- Chemical weight:138.12
EP |
Melting Point |
158~161℃ |
Clarity of Solution(Ethanol) |
Clear |
Ash(Sulfate) |
< 0.05% |
Chloride Content(Cl) |
< 0.005% |
Sulfate(SO4) |
< 0.01% |
Heavy Metals(as Pb) |
< 0.001% |
Iron(Fe) |
< 0.001% |
Substances darkened by sulfuric acid |
Pass |
Assay |
> 99.0% |
|
18649 |
Sea sand, acid washed |
|
500g |
|
|
Sea sand, acid washed
- CAS No.:
- Chemical formula:
- Chemical weight:
|
Loss on Ignition(800℃) |
< 0.5% |
Substances soluble in hydrochloric acid |
< 0.5% |
Acid-soluble Iron |
< 0.01% |
Chloride(Cl) |
< 0.01% |
|
14641 |
Silica Gel |
|
500g |
|
|
Silica Gel
- CAS No.:7631-86-9
- Chemical formula:SiO2
- Chemical weight:
|
Absorption Capacity(RH 90%) |
36% |
Absorption Capacity(RH 50%) |
25% |
Absorption Capacity(RH 12%) |
12% |
Loss on Drying |
0.5% |
pH |
6 |
SiO2 |
> 99.6% |
|
79421 |
Silicon Oil (Dimethyl Siloxane Polymer) |
|
500ml |
|
|
Silicon Oil (Dimethyl Siloxane Polymer)
- CAS No.:
- Chemical formula:
- Chemical weight:
|
Viscosity(25℃) |
332.5~367.5cst |
Flash Point |
> 600℉ |
Appearance |
Clear Viscous Liquid |
Specific Gravity |
0.966~0.972 |
Refractive Index(nD25) |
1.4025~1.4045 |
Hue |
< 35 |
Acid Value |
< 0.01 |
Volatiles |
< 0.5% |
|
85503 |
Silver Nitrate |
EP |
500g |
|
|
Silver Nitrate
- CAS No.:7761-88-8
- Chemical formula:AgNO3
- Chemical weight:169.87
EP |
Solubility(Turbidity) |
Clear |
Free Acid |
Pass |
Sulfate(SO4) |
< 0.005% |
Substances not precipitated by hydrochloric acid |
< 0.02% |
Copper(Cu) |
< 0.002% |
Iron(Fe) |
< 0.001% |
Assay(calculated on dried substance) |
> 99.8% |
|
85503 |
Siliver Nitrate |
EP |
25g |
|
|
Siliver Nitrate
- CAS No.:7761-88-8
- Chemical formula:AgNO3
- Chemical weight:169.87
EP |
Solubility(Turbidity) |
Clear |
Free Acid |
Pass |
Sulfate(SO4) |
< 0.005% |
Substances not precipitated by hydrochloric acid |
< 0.02% |
Copper(Cu) |
< 0.002% |
Iron(Fe) |
< 0.001% |
Assay(calculated on dried substance) |
> 99.8% |
|
89653 |
Silver Sulfate |
EP |
25g |
|
|
Silver Sulfate
- CAS No.:10294-26-5
- Chemical formula:Ag2SO4
- Chemical weight:311.83
EP |
Solubility(Turbidity) |
Clear to Slightly Hazy |
Substances not precipitated by hydrochloric acid |
< 0.1% |
Total Nitrogen(N) |
< 0.01% |
Assay |
> 99.0% |
|
89653 |
Silver Sulfate |
EP |
500g |
|
|
Silver Sulfate
- CAS No.:10294-26-5
- Chemical formula:Ag2SO4
- Chemical weight:311.83
EP |
Solubility(Turbidity) |
Clear to Slightly Hazy |
Substances not precipitated by hydrochloric acid |
< 0.1% |
Total Nitrogen(N) |
< 0.01% |
Assay |
> 99.0% |
|