High Quality 50L 10m3 High Pressure Helium Gas Tank Helium Gas Cylinder Empty Gas Cylinder Price

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Products Description

Electronic Grade Good Price 5N 99999 Pure Helium

Product Name :	helium	Purity:	99.999%(5N)
CAS No	7440-59-7	EINECS No	231-168-5
MF:	He	Molar mass	7440-59-7.mol
UN No.:	1046	Hazard Class	2.2
Appearance:	colorless	Odor	odorless

Packaging & Delivery

Cylinder Size	DOT/50 L	DOT/47L	40L	10L	4L
Valve	CGA 580/DISS 718/JIS W21-14L/BS 341 NO.3/DIN477 NO.6

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FAQ

FAQ
1. What is the MOQ?
A: From one cylinder
2. What is the delivery time?
A: 7-10 days Exwork after we receive the deposit, After we order the ship or air shipping, we could know total time to do delivery
to the customer's country.

3. How do check the gas quality?
A: Firstly, our team will do cylinders treatment(cleaning, drying, vacuuming, pumping, and replacement before filling gas to
ensure the cylinder inside is clean and dry)
Secondly, we will test treated cylinders again, to make sure the cylinder inside which is clean and dry.
Thirdly, we will analyze the gas after filling into the cylinders and provide the COA(Certificate of Analysis)

4. Does all cylinders can be recyclable?
A: Usually the working life of seamless steel cylinders is more than 20 years, The disposable cylinders can be used for only one
time.

5. Can we send cylinders back to China and refill the gas?
A: Yes, when your company runs out of gas, you could send back the empty cylinders and refill the gas. You just need to inform us
before your export, we will handle the cylinders' customs clearance in China.

6. Cylinders and Valve standard Available
A: Cylinder DOT-3AA ISO9809, GB5099, TC-3AAM. EN1964, KGS VALVE: DISS, CGA, DIN, BS, AFNOR, JIS.
7. Can I do LCL with my other common cargo?
A: Our products belong to 2.2 level DG cargo and should shipping with DG cargo, if shipping as common cargo, it is inlegal, we
should order DG cargo from shipping company, if you have other common products, you could put into the cargo and send as DG cargo.

Quality Control

Certificate of Analysis for Helium gas (All the index are customized):

Inspection item	unit	Purity
helium	%	99.999
O2	ppmv	≤1.0
N2	ppmv	≤2.0
CO2	ppmv	≤0.5
CO	ppmv	≤0.5
CO2+CO	ppmv
CH4	ppmv	≤0.5
Water	ppmv	≤3.0
H2	ppmv	≤1.0
Ne	ppmv	≤4.0

Application

He	Typical Application
1	Used in a variety of analytical instruments, it is most commonly used as a carrier gas for gas chromatography.
2	As a heat transfer material.
3	Used to configure the mixture.
4	As part of the laser gas.
5	Used as a carrier gas or a purge gas in a semiconductor.
6	Mixture with hydrocarbons for the detection of a, b, g and X-rays.
7	Mix with oxygen and use it as a breathing gas.