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Get it between 2025-08-18 to 2025-08-25. Additional 3 business days for provincial shipping.
0.3g * 20pcs (6g) of MB (trihydrate) in total. Each subpackage contains 0.3g of powder exactly. The MB trihydrate product is as safe as other products.
MUST be diluted!. To prepare 1% methylene blue solution, add 0.3 gram of powder to 30 ml (1.06 fl oz.) of water. You may raise the concentration of soulution by 20% to promte its efficacy.
Third-party tested, No formaldehyde / heavy metal. CAS: 7220-79-3. Store at room temperature.
Keep out of reach of children.