High Purity 99.999% Industrial Grade Welding Use Nitrogen N2 Gas

CAS No.:	7727-37-9
Formula:	N2
EINECS:	231-783-9
Constituent:	Industrial Pure Air
Grade Standard:	Industrial Grade
Chemical Property:	Non-Flammable Gas

Basic Info.

DOT Class 2.2

Un No 1066

Cylinder Standard GB/ISO/DOT

Cylinder Pressure 12.5MPa/15MPa/20MPa

Valve Qf-2/Cga580

Melting Point -209.86 ºC

Appearance Colorless, Odorless

Boiling Point -196 ºC

Density 1.25g/L

Molecular Weight 28.01

Transport Package 40L/47L/50L

Specification 99.999%

HS Code 2804300000

Production Capacity 100, 000m3/Year

Specification:

CAS No.: 7727-37-9
EINECS No.: 231-783-9
UN No.: UN1066
Purity: 99.999%-99.9999%
Dot Class: 2.2
Appearance: Colorless
Grade Standard: Food Grade, Industrial Grade, Electronic Grade

Specification	≥99.999%	≥99.9999%
Carbon Monoxide	<1 ppm	<0.1 ppm
Carbon Dioxide	<1 ppm	<0.1 ppm
Nitrogen	<1 ppm	<0.1 ppm
CH4	<4ppm	<0.4 ppm
Oxygen+Argon	<1 ppm	<0.2 ppm
Water	<3 ppm	<1ppm

Packaging & Shipping

Cylinder Specifications		Contents	Pressure
Cylinder Capacity	Valve	Volume	bar	psig
40L	QF-2	6 m3	150	2175
50L	QF-2	10 m3	200	2900

FAQ

Q: What's WDL main sales products?
A: We mainly supply specialty gases and gas equipments.

Q:What's WDL order MOQ?
A: We advice our customer one container at least , anyway we prefer our clients demand.

Q:How long is the delivery time?
A:Normally 30 days after deposit paid.

Q:Which port will you ship?
A: HongKong, QingDao , Shanghai or according to customers' demand.

Q:Can you provide Assurance Trade Order ?
A: Yes if you just purchase empty gas cylinder.

Q:Can we visit factory ?
A: Welcome to our factory , we will serve for you best.