Retinoic acid (Tretinoin, Vitamin A acid) Sigma (R2625)? Try a better option.

A Depth-Data-Driven Comparison: Critical Reasons Leading Labs are Switching from Sigma to Selleck’s Retinoic acid (Tretinoin, Vitamin A acid).

Retinoic acid (Tretinoin, Vitamin A acid) Selleck VS Sigma

Retinoic acid (Tretinoin, Vitamin A acid)	Selleck(S1653)	Sigma(R2625)
Free Aliquoting Service		N/A
Price	50mg, USD 147.0	50mg, USD 53.70
Purity	99.91%	98%
Citations	38	2833
Technical Support	95.37% response rate within 2 hours	Unknown
Knowledge	Retinoic acid (Tretinoin, Vitamin A acid) Mechanism of Action: MMP Inhibition in Fibroblasts Research Retinoic acid (Tretinoin, Vitamin A acid) Working Concentration \| Cell Culture \| Treatment Solubility in DMSO Storage Retinoic acid (Tretinoin, Vitamin A acid) Combination Database Molecular Weight Retinoic acid (Tretinoin, Vitamin A acid) IC50 for Cell-based and Cell-free Assays Retinoic acid (Tretinoin, Vitamin A acid) SDS｜MSDS	Unknown

Sigma is sourced from their official website（1/20/2026）