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Colour Mark of Gas Cylinder
2010-7-26 8:23:27 HOT:1266 |
Table of Colour Mark of Gas Cylinder(GB7144-86) for GAN, H2, GOX, NH2.
|
Item |
Title of Medium |
Chemical Formulation |
Colour of Cylinder |
Letter Sample |
Colour of Letter |
Colour Annulus |
|
1 |
Nitrogen |
N2 |
Black |
N2 |
Light Yellow |
P=19.6(200)Light White Annulus as the first phase
P=19.6(200)Light white annulus as the second phase |
|
2 |
Oxygen |
O2 |
Light Phthaleins Blue |
O2 |
Black |
|
3 |
Hydrogen |
H2 |
Light Green |
H2 |
Light Red |
P=19.6(200)Light yellow annulus as the first phase
P=29.4(300)Light yellow annulus as the second phase |
|
4 |
Ammonia |
NH2 |
Light Yellow |
NH2 |
Black |
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