What's Holding Back the corrected anion gap calculation Industry?

https://anion-gap-help530.swiftnestly.com/posts/what-is-an-anion-gap-of-0-mean

Reliable anion gap calculator for quick acid base assessment, electrolyte disorder checking, and accurate metabolic acidemia assessment. Trusted medical tool with serum sodium, chloride, bicarbonate measurements for fast, exact lab interpretation.