Methylene Blue (C.I. 52015) for clinical diagnosis 100 $319.84 Quantity discounts available QuantityPrice SKU: PRA-251170.1608 *Item is not in stock. This item normally carries a 5-10 day lead time. Quantity -+ Add to Cart Details Methylene Blue (C.I. 52015) for clinical diagnosis 100 g Details Back DetailsMethylene Blue (C.I. 52015) for clinical diagnosis 100 g