Standard
Shanghai
Experimental Reagent Limited was founded on the basis of
the former Shanghai Experimental Chemical Factory through
introduction of Hong kong investment and technology upgrading.
The following products--magnesium
sulfate anhydrous, magnesium sulfate heptahydrate, sucrose,
Phosphine,potassium dichromate, potassium ferricyanide,
potassium ferrocyanide, ethyl ether anhydrous and palladium
chloride are produced with up-to-date patent technologies
and attain best quality as compared with counterparts in
the domestic market. (For detailed information
contact us by Email:sales@china-reagent.com)
Magnesium sulfate anhydrous
 Brand Magnesium
sulfate anhydrous attains high purity by our up-to-date
patent technology. |
Specification
: MgSO4 -------
120.36
|
Reagent
grade |
Pharmaceutical grade |
| Putity |
≥99.5% |
Purity |
≥99.0% |
| Clarity test |
pass |
Clarity test |
pass |
| Non-soluble in water |
0.02% |
pH |
neutral |
| Chloride |
0.002% |
Chloride |
0.002% |
| Ca |
0.10% |
As |
0.0002% |
| Fe |
0.002% |
Fe |
0.0015% |
| Heavy metal (Pb) |
0.001% |
Heavy metal (Pb) |
0.001% |
| Appearance: White
crystalline powder, without visible foreign substances. |
Application:
| Agriculture |
magnesium
fertilizer |
| Plant growth regulator |
culture medium |
| Pharmacy |
laxative
|
| Chemical industry |
Magnesium chemicals |
| Textile |
Weighting
cotton and silk |
| Dye & Printing |
pH modulator, mordant |
| Plastic |
gelatinizer |
| Light industry |
toothpaste stablizer |
| Papermaking |
sizing agent
|
| Construction industry |
fire proof concrete |
Standard
Ethyl
ether anhydrous
(reagent grade≥99.5%,
pharmaceutical grade≥99.0%)
|
Our company entirely-invested brand ethyl ether and anhydrous
ethyl aether series products are high-quality and
high-purity fine chemicals produced by adopting
the up-to-date patent technology and introducing
European fully-automatic stainless steel production
equipment. |
Specification: C4H10O
------- 74.12
|
Reagent grade |
Pharmaceutical grade |
| Purity |
≥99.5% |
Purity |
≥99.0% |
| Density(20oC)g /ml) |
0.713--0.715 |
Density(20oC)g /ml) |
0.715 |
| Residue on evaporation |
0.001% |
Residue on evaporation |
0.001% |
| Water |
0.05% |
Water |
0.2% |
| Acidity(H+)mmol/100g |
0.016% |
Acidity(H+)mmol/100g |
0.02% |
| Ethanol |
0.1% |
Ethanol(CH3 CH2
OH) |
0.3% |
| Peroxide(H
2 O 2) |
0.0001% |
Peroxide(H
2 O 2) |
0.0003% |
| Carbonyl (CO) |
0.001% |
Carbonyl (CO) |
0.1% |
| Carbonizable
substances |
pass |
Carbonizable
substances |
pass |
| Sulfuric acid
test |
pass |
Methanol(CH3OH) |
0.3% |
| Flammable |
