keyword

esi chemistry

Monthly search volume and cost-per-click data for "esi chemistry" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=esi+chemistry&country=us" +--------------+------------------+ | volume | 30 | | cpc | $0 | | competition | 0.01 | | country | US | | updated | 2026-06-21 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
electrospray ionization ms	4,400	$38.91	13/20
esi-ms	4,400	$25.31	13/20
electrospray ionization mass spectrometry	4,400	$38.91	12/20
electrospray ionization esi	720	$0	14/20
electrospray ionisation	720	$8.66	12/20
esi ionization	720	$8.66	12/20
electrospray ionization	720	$8.66	11/20
how does electrospray ionisation work	50	$0	13/20
how does electrospray ionization work	50	$0	13/20
what is electrospray ionization	30	$0	14/20

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://api.seodata.dev/v1/keyword?q=esi+chemistry&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt