CAS No.: | 67-68-5 |
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Formula: | C2h6OS |
EINECS: | 200-664-3 |
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High Purity 99.9% CAS No. 67-68-5 Factory price Dimethyl Sulfoxide/DMSO
Product name : Dimethyl sulfoxide 99.9%min CAS NUMBER:67-68-5 Expiry date: 2Years |
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Inspection Items
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Product Index
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Content (DMSO) %
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≥99.90
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Appearance
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Colorless clear liquid
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Acid value (mg KOH/g)
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≤0.03
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Water content KF%
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≤0.05
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Crystallization point (ºC)
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≥18.10
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Transmittancy (400nm) %
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≥96.00
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Refractive index (20ºC)
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≥1.4775, ≤1.4790
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Product Name
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dmso dimethyl sulfoxide
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CAS
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67-68-5
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EINECS
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200-664-3
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Molecular formula
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C2H6OS |
Molecular Weight
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78.13
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Physical and Chemical Properties
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M.P.: 18.4 ºC B.P.:189 F.P.:95 ºC Density:1.100 g/mL,20/4ºC |
General Description
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Colorless liquid
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Usage
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Widely used as a solvent
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Packing
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225kg/Drum
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Storage condition
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Store in cool and dry place & keep away from strong light and heat.
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Specifications
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Description
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Colorless liquid
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DMSO CONTENT (%)
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≥99.90
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CRYSATLIZING POINT (ºC)
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≥18.10
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ACID VALUE (mgKOH/g)
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≤0.02
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REFRACTIVE INDEX (nd20ºC)
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1.4775~1.4790
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TRANSMITTANCE (400nm50%)
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≥96.0
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WATER CONTENT (%)
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≤0.1
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SPECIFIC GRAVITY
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1.095~1.101
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ODOUR
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Odorless or little peculiar smell
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Packing and Storage
Packing In 225kgs net plastic drum or 1100kg net IBC
Storage Keep tightly closed. Store in a cool dry place.
Q1: May I get one sample before placing order?
Re: Yes, Sample are available. For normal products, samples are for free and you just need to bear the freight; For those high value products, you just need to freight and certain product cost. When we both cooperate for some times or when you are our VIP customer, free sample will be offered when you need.
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or by air. Usually it will cost 3-5days that you can get the goods after delivery.For large quantity products,
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Q4: Is there any possible to use my appointed label or package?
Re: Yes. If needed, we'd like to use label or package according to your requirement.
Q5: How can you guarantee the goods you offer is qualified?
Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide for you all are qualified. We will have goods tested and provide COA before delivery for sure.