China 99% Dimethyl Sulfoxide Solvent Medical Grade DMSO

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 NameDimethyl sulfoxideQuantity18000kgPURITY (DMSO) %(TLC)99.90 MINCRYSTALLIZATION POINTC1810 MINACID VALUE MGKOH/G0.03 MAXMOISTURE % (KARI FISHCHER)0.1 MAXTRANSMITTANCE (400NM) %95 MIN REFRACTIVE INDEX (20ºC)14775 MIN, 14790 MAXAPPEARANCECLEAR TRANSPARENT LIQUIDODORTYPICAL OF DMSOCOLOUR (APHA)10 MAXDENSITY1.075-1.125BOILING POINT ºC187-189

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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Question 1:Can you supply free samples ?
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.
Question3. How to assure our delivery and quality after prepayment? If there is a dispute about quality etc, how to solve the problem?
Answer: We are committed to ingredient industry for nearly 20 years. Our products sold popular to European, american, russia and asian market.
The most important is pls book order directly in Alibaba order.You can get extra Ali trade assurance. Our current assurance limit is USD104000 and will still up in future.
We welcome use Trade Assurance, you'll enjoy:
100% product quality protection
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100% payment protection for your covered amount
Question 4:What kind of payment do you prefer?
Answer: We can accept TT, DP,LC,Westunion etc.
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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/CL/C amount above 20,000 usd, we can accept L/C at
sight after the issuing bank approved by usWest
Union Amount lower than 5000usd