Product name :Dimethyl sulfoxide
Appearance: Colorless viscous liquid. It has hygroscopicity. It can be soluble with water, ethanol, acetone, acetaldehyde, pyridine, ethyl acetate, dibutyl phthalate, dioxane and aromatic compounds, and is insoluble in aliphatic hydrocarbons other than acetylene.
|Product Name||Dimethyl sulfoxide|
|PURITY (DMSO) %(TLC)||99.90 MIN|
|CRYSTALLIZATION POINTC||1810 MIN|
|ACID VALUE MGKOH/G||0.03 MAX|
|MOISTURE % (KARI FISHCHER)||0.1 MAX|
|TRANSMITTANCE (400NM) %||95 MIN|
| REFRACTIVE INDEX (20ºC)||14775 MIN, 14790 MAX|
|APPEARANCE||CLEAR TRANSPARENT LIQUID|
|ODOR||TYPICAL OF DMSO|
|COLOUR (APHA)||10 MAX|
|BOILING POINT ºC||187-189|
Dimethyl sulfoxide (DMSO) can be widely used as solvent and reaction reagent, especially as processing solvent and laddering solvent in the acrylonitrile polymerization reaction, and synthetic solvent and laddering solvent for polyurethane, also for polyamide, polyimide, polysulfone resin, aromatic hydrocarbon, butadiene and Chlorofluoroaniline etc. Moreover, Dimethyl sulfoxide (DMSO) has the functions of anti-inflammatory analgesic, diuresis and mitigation. It is added in dugs as analgesia
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Answer:Because so many free sample orders everyday to us, sorry, we need to supply sample with charge, but sample charge can be deducted from future orders.Hope you can understand.
Question 2: How to assure your delivery same good quality as sample?
Answer: We just take sample from mass production. So same production line,same quality. Even we can supply you preshipment batch sample approval.
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Question 4:What kind of payment do you prefer?
Answer: We can accept TT, DP,LC,Westunion etc.
|T/T|| ||30% T/T in advance, paid the balance before shipment|
| ||CFR(C&F)|| |
| || ||30% T/T in advance, paid the balance against copy of B/L|
| ||CIF|| |
|L/C||L/C amount above 20,000 usd, we can accept L/C at |
sight after the issuing bank approved by us
| ||Amount lower than 5000usd|