Step 1 ·
Section
V
Mineral products
Is the product salt, sulphur, earth or stone, gypsum, lime or cement; an ore, slag or ash; or a mineral fuel, mineral oil, distillation product, bituminous substance or mineral wax?
✓
Step 3 ·
Heading
2711
Petroleum gas and other gaseous hydrocarbons
11 of 16 headings under chapter 27
Is it natural gas, propane, butane, ethylene, propylene, butylene or butadiene, or another hydrocarbon; is it in liquid or gaseous state; and, where stated, does it meet the relevant purity condition of at least 95% for n-butane or isobutane, at least 95% by weight for ethylene, or at least 90% for propylene, butylene or butadiene?
✓