What's Holding Back the anion gap units comparison Industry?

https://anion-gap-test181.novacrestiq.com/posts/anion-gap-calculator-for-uremic-acidosis-2

Reliable anion gap calculator for quick acid-base evaluation, electrolyte disorder checking, and reliable metabolic acidosis analysis. Dependable clinical resource with serum sodium, chloride, bicarbonate inputs for rapid, accurate lab reading.