Electronic Grade DMSO
99.98% minimum DMSO content · Conductivity and trace-metal limits
Product Overview
YUJI supplies electronic grade dimethyl sulfoxide (DMSO, CAS 67-68-5) from China with a listed minimum content of 99.98% and tighter conductivity and selected metal-ion limits. Review the specification and sample COA against your formulation requirements; application suitability requires qualification.
Electronic Grade DMSO — Type I
Applications include high-end solvent cleaning and advanced electronic material processing.
Compare the three DMSO grades and specifications or use our grade selection guide. For a quote, share your required quantity, packaging and delivery destination; confirm the agreed specification and COA for the quoted batch.
Typical Specification
Listed supplier limits, not a complete pharmacopeial monograph or application qualification. Request the COA for the quoted batch and agree on analytical methods.
| Parameter | Specification |
|---|---|
| DMSO Content | ≥99.98% |
| Moisture | ≤300 ppm |
| Acid Value | ≤0.01 mgKOH/g |
| Crystallizing Point | ≥18.3°C |
| Transmittance (400nm) | ≥99.0% |
| Refractive Index (nD 20°C) | 1.4778–1.4800 |
| Color (APHA) | ≤10 |
| Density | 1.0940–1.1030 g/cm³ |
| Conductivity | ≤0.30 μS/cm |
| Metal Ions | ≤10 ppb per listed element (Na, Mg, Al, K, Ca, Cr, Mn, Fe, Ni, Cu, Zn, Pb) |
| Appearance | Colorless transparent liquid or crystal |
| Odor | Odorless or slight odor |
Packaging Specifications

225 kg HDPE Drum
- Net 225 kg per drum
- Indicative: 80 drums / 20’GP (18 MT)
- HDPE

25 kg HDPE Drum
- Net 25 kg per drum
- Easy handling for small batches
- HDPE

IBC Tank
- Net fill weight confirmed with quotation
- Loading plan confirmed for the shipment
- Steel-frame composite tank

Sample Bottles
- 100 g / 500 g / 1 kg
- Samples for evaluation
- Courier availability confirmed for destination
Net fill, loading plan, packaging, MOQ and lead time are confirmed with each quotation. Request a quote →
Need a Reliable DMSO Supply?
Tell us your application, required specification, quantity and destination. We will review your requirements, provide available specifications and a representative COA, and confirm packaging and lead time with your quotation.
Further reading: DMSO in Photoresist-Removal Formulations.



