Qingdao Qingya Chemical Co., Ltd.
China Manufacturer with main products: Organic Chemicals, Inorganic Chemicals, Rubber Chemicals |
Specifications
DMSO Dimethyl sulfoxide manufacturer
ISO certificate
99.8%min
DMSO Dimethyl sulfoxide
Contact: Jean Gu
E_mail: jean.yihgu(at)gmail.com
INSPECTION ITEMS
|
PRODUCT INDEX
|
INSPECTION RESULT
|
CONCLUSION
|
Characters
|
Colorless liquid or colorless crystals, hygroscopic, miscible with water and with alcohol.
|
||
DMSO CONTENT %
|
≥ 99.8
|
99.90
|
Passed
|
Relative density
|
1.100-1.104
|
1.104
|
Passed
|
Relative index
|
1.478-1.479
|
1.4786
|
passed
|
Related substances%
|
≤ 0.1
|
0.05
|
Passed
|
CRYSTALIAING POINT
|
≤ 18.3° C
|
18.3
|
Passed
|
ACID VALUE (KOH)/g
|
≤ 0.01
|
0.01
|
Passed
|
REFEACTIVE INDEX (20° C)
|
1.4775~1.4790
|
1.4780
|
Passed
|
TRANSMITTANCE 400nm
|
≥ 96.0
|
96
|
Passed
|
Water Content %
|
≤ 0.2
|
0.08
|
Passed
|
Service Guarantee
-
Free Service Charge
ECVV doesn't charge any service fee to Buyers for buying this product.
-
ECVV Supply
ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.
-
Product Quality Commitment
ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.
-
Deposit Service Commitments
In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.
After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.
chemical from this supplier
More products from other suppliers
Can't find a suitable Supplier or product? Entrust ECVV to purchase the well-chosen Chinese products with high cost performance.
Learn More>> Start Safebuy Order