Question 1. How to ensure the gas quality? 1.1 We will do the treatment of the cylinders by
cleaning, drying, vacuum pumping, and replacement. Before filling the gas, we would ensure the cylinder inside is clean and dry.
1.2 After gas filling is finished, we will analyse the gas again and provide the COA, MSDS to customer.
2.What can you buy from us?
Gas cylinder, mixed gas, high purity gas, electronic gas, isotope gas, gas pipeline supporting, gas relieve valve.
3.What's the delivery time?
10-15 days after receiving buyer's down payment.
4. Can we ship back the cylinders to China to refill gas?
Yes, when the gas is used out, customer can send back the empty cylinders to our factory to refill gas.
5. What is the available standard of cylinder and valve?
Cylinder: DOT-3AA, ISO9809, GB5099, TC-3AAM, EN1964, KGS
Valve: CGA, DIN, DIS, BS, JIS, AFNOR