National Gases

National Gases is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Gas Producers
• Helium Gas

North American Industry Classification System (NAICS) Categories:

• Natural Gas Distribution
• Other Chemical And Allied Products Merchant Wholesalers > Industrial Chemical Gases > Helium Gas

Standard Industry Classification (SIC) Categories:

• Gas Production &/Or Distribution
• Chemicals And Allied Products, Nec > Industrial Chemical Gases > Helium Gas