| Customization: | Available |
|---|---|
| CAS No.: | 67-68-5 |
| Formula: | C2h6OS |
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Audited Supplier Audited by an independent third-party inspection agency
Name: Industrial Grade Dimethyl Sulfoxide CAS 67-68-5 with hot sale DMSO
Formula: C2H6OS
Molecular Weight: 78.13
Boiling Point: 189.0±9.0 °C at 760 mmHg
Melting Point: 18.4 °C
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Iteam
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Pharmaceutical grade
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Results
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Appearance
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Colorless transparent liquid
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Colorless transparent liquid
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Purity,%
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≥99.95
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99.99%
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Crystallization point, ºC
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≥18.30
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>18.30
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Acid value(KOH),mg/g
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≤ 0.01
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0.006
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Transmittance, 400nm %
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≥98.0
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>99.0
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Refractive index(20ºC)
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1.4778 ~1.4790
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1.4790
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Moisture, %
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≤ 0.05
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0.01
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Reducing substance,
( as methanal )%
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≤0.10
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0.005
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Color ( APHA )
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≤10
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< 5
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Density, 25ºC, kg/m3
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≥1.093
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1.098
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PH
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6 ~ 8
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6.9
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Na, ug/kg
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≤50
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< 1
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Fe, ug/kg
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≤50
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< 1
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Ca, ug/kg
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≤50
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< 1
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Conclusion
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Qualified, Meet standard of Q/CZDL 01-2017
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Product Pictures:-------------------------------------------------
Packing: 1kg/bag,5kg/bag or 25kg/Hardboard drum or at your requirment
1KG : Double pharma-grade polybag inside,sealed Aluminum foil bag outside
5KG : Double pharma-grade polybag inside,Hardboard cartons outside
25KG: Double pharma-grade polybag inside,Hardboard drum outsideFAQ:-------------------------------------------------------------
1. Can i get some samples?
Yes, we can supply free sample, but the shipping cost be paid by our customers.
2. How to start orders or make payments?
Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union, L/C, Moneygram, BTC ,Escrow.
3. How to confirm the Product Quality before placing orders?
You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples.
You can send us your product specifications and requests,we will manufacture the products according to your requests.
4. How long is lead time?
We deliver goods within 3 days for small order, 7-10 days for bulk order.
5. How do you treat quality complaint?
First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
Our Services:-------------------------------------------------------------------------
1.Lots of highly qualified engineers and experts to provide technical guideness and support for customers.
2. Sample order are welcomed before making order.
3.A alot of Payment terms such as L/C, TT, Western union, Moneygram ,BTC.
4.Fast delivery by safe express way to address specified.
5.Place of origin in china with super quality by reasonable price.
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