Diethanolamine (DEA) for Refinery Gas Purification & Personal Care Chemicals – Trusted China Supplier
Diethanolamine Product Introduction
Diethanolamine is a semi-volatile amine featuring dual hydroxyl groups, ideal for natural gas desulfurization and surfactant production. It is commonly used in MEA / DEA / MDEA gas scrubbing systems and offers balanced foaming control.
Diethanolamine Key Features
High purity DEA – optimized for refinery gas sweetening
Low color (<50 APHA) and ultra-clean appearance
Great emulsification / viscosity adjustment performance
No solid residue | Excellent system recirculation stability
Suitable for ethanolamide conversion, cleaning chemicals & agro uses
Diethanolamine Applications
Refinery amine gas treatment unit (CO₂ / H₂S removal)
Daily chemical surfactant / cosmetic ingredient base
Anti-rust additive for industrial lubricants
Metalworking coolants & water-based cutting fluids
Chemical synthesis intermediate for specialty surfactants
Diethanolamine Physical Properties
| Parameter | Specification |
|---|---|
| CAS No. | 111-42-2 |
| Molecular Formula | C₄H₁₁NO₂ |
| Purity | ≥ 99% |
| Appearance | Clear to pale yellow viscous liquid |
| Density (20°C) | 1.09 – 1.12 g/cm³ |
| Boiling Point | 269°C |
| Flash Point | 138°C (Closed Cup) |
| pH (1% aq. solution) | 10.5 – 11.5 |
| Water Solubility | Completely miscible |
Diethanolamine Hazards
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Pictograms |
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Signal word |
Warning |
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Hazard statements |
H315: Causes skin irritation H318: Causes serious eye damage H373: May cause damage to organs through prolonged exposure |
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Precautionary statements |
P280: Wear protective gloves/eye protection P301+P330+P331: IF SWALLOWED, rinse mouth - do NOT induce vomiting P305+P351+P338: IF IN EYES, rinse cautiously with water |
Diethanolamine Molecular Structure
Diethanolamine Packing
200KG metal drum
IBC 1000L food-grade composite tote
ISO tank / flexitank for long-distance marine shipment
Why Choose Ruishuang Chemical
10+ years specialty amine export expertise
Strong quality control, third-party inspection supported
Flexible INCOTERMS (FOB / CIF / DDP)
Fast delivery from Qingdao / Shanghai with global logistics network
FAQ
Q: What is the payment terms?
A: T/T and L/C
Q: What is the minimum order quantity?
A: 3 Tons and above
Q: Which kind of package do you have?
A: 190KG/Drum, 80 drums, 15.2MT/20'FCL; 21MT/ISO TANK Iron drums, IBC drums, ISO tanks, etc.
Q: How can I get samples?
A: We provide you samples for free, but you have to pay for the courier charges.
Q: How long is your delivery?
A: Within 10-15 days after receiving the T/T deposit or L/C original.
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