keyword

9 classes of hazmat

Monthly search volume and cost-per-click data for "9 classes of hazmat" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=9+classes+of+hazmat&country=us" +--------------+------------------+ | volume | 3,600 | | cpc | $24.84 | | competition | 0.05 | | country | US | | updated | 2026-05-25 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
class 9 hazardous materials	2,900	$13.7	20/20
hazmat 9 classes	2,900	$13.7	20/20
hazmat 9	2,900	$29.14	18/20
9 hazmat classes	2,900	$29.14	17/20
hazmat class 9	2,900	$25.52	16/20
class of hazmat	2,400	$2.57	20/20
hazmat classification	2,400	$3.84	19/20
hazmat class	2,400	$3.84	17/20
hazmat classes	2,400	$3.33	17/20
hazard class	2,400	$2.36	16/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=9+classes+of+hazmat&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt