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High purity liquid refrigerant gas r290 propane gas prices
4 Top Reasons Why Most Buyers Always Choose TYHJ
1. Strength Factory with Supply capacity 5000 cylinders export Monthly.
2. Customer Design OEM package from 2L 4L 40L 50L up to 926L.
3. Mix Loading shipping like SF6 + H2S + CO etc in one Container.
4. 30% Lower Price than market because own factory, own transporting team.
Specification:
Dot Class:2.2
State: Liquid
Purity: 99.5%
UN NO: UN1978
CAS NO: 74-98-6
Grade Standard: Industrial Grade
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Advantages:
1.Our factory produces propane from high quality raw material,besides the price is cheap.
2.The propane is produced after many times procedures of purification and rectification in our factory.The online control system insure the gas purity every stage.The finished product must meet the standard.
3.During the filling, the cylinder should firstly be dried for a longtime(at least 16hrs),then we vacuumize the cylinder, finally we displace it with the original gas.All these methods make sure that the gas is pure in the cylinder.
Specification | ≥99.5 | % |
Methane (CH4) | ≤100 | ppmv |
Ethane(C2H6) | ≤250 | ppmv |
Propylene(C3H6) | ≤1000 | ppmv |
Moisture(H2O) | ≤3 | ppmv |
Sulfur | ≤1 | ppmv |
Isobutane(C4H10) | ≤2500 | ppmv |
N-butane(C4H10) | ≤1000 | ppmv |
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We have existed in Gas field for many years, rich experience in production and export let us win customers’ trust,they satisfy with our service and give us good



Order Production Process:
1: Quality control: Steel cylinder treatment like Vacuum, Drying and N2 Replacement.
2: Filling Gas: Online Analysis
3: After filling gas, we will do Final quality check 100% of customer order
4: Professional dangerous cargo truck and Export process in Palletize.

Quality Control



Package Size | 13.4Ltr Cylinder | 118Ltr Cylinder | ISO Tank |
Filling Content/Cyl | 5kgs | 50kgs | 9.8T |

| Main Supply | SF6,C2H4,Xe,CH4,N2O,CO,WF6,Ne,He,BF3,BCl3,C2H6,C3F8,CF4,NF3 |
| Cylinder Standard | DOT3AA, ISO9809, GB5099, TPEN, EN |
| MOQ | One Container or Sample |
| Manufacture or Trade | We are manufacture & Trade Company |
| Website | www.chinaspecialtygases.com |
| Shipping Way | By sea or By air |
High purity liquid refrigerant gas r290 propane gas prices
High purity liquid refrigerant gas r290 propane gas prices
High purity liquid refrigerant gas r290 propane gas prices
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