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

https://anion-gap-reader788.lumenforgex.com/posts/anion-gap-calculator-and-blood-hco3-described

Use our anion gap calculator corrected for albumin to quickly correct for hypoalbuminemia and refine assessment of metabolic acidosis. Get accurate corrected anion gap readings with a easy-to-use reliable clinical calculation tool for patient care.