Can you provide a Certificate of Analysis - including the amount of contaminants such as arsenic, aluminum, cadmium, mercury and lead?

The Certificate of Analysis is uploaded under the documents tab on this Amazon listing.

is the plastic bottle BPA free?

Nowhere on the bottle does it mention BPA. It did not come in a box so that is not a source. The only info is what’s listed on Amazon!

can you provide a coa (certificate of analysis)?

Go to the following Amazon Link: https://www.amazon.com/gp/product/B08KBW3BL3/ref=ask_ql_qh_dp_hza Below the image of the Methylene Blue, there is a Downloads Menu, and within that, a button for Other Documentation, Certificate of Analysis. That button will take you to the following link which is a PDF of the Certificate of Analysis: https://m.media-amazon.com/images/I/71iGgnwMWcL.pdf

Can you provide a COA showing heavy metals?

The certificate of analysis showing heavy metal levels is posted as a product image. Due to how Amazon displays photos, you may need to scroll through the photos to find it.

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🔬 Elevate your lab game with ultra-pure precision!

MADE IN THE USA - Crafted under strict quality controls for reliability and trust.
LAB GRADE PURITY - USP Grade ensures pharmaceutical-level quality trusted by professionals.
USER FRIENDLY PACKAGING - High-density polyethylene bottle designed for easy, spill-free dispensing.
FORMALDEHYDE FREE ASSURANCE - Safe, clean formulation without harmful preservatives.
PRECISION DOSING ZERO WASTE - Each drop delivers a consistent 0.5 mg of methylene blue for exact applications.

Biopharm Methylene Blue 1% is a USP Grade, ultra-pure solution formulated without formaldehyde. Packaged in an easy-dispense HDPE bottle, each drop contains 0.5 mg of methylene blue, making it ideal for precise scientific and industrial applications.

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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2230259₫

Duties & taxes incl.

Vietnamstore

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TrustScore 4.5 | 7,300+ reviews

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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Item form	Liquid
Manufacturer	Biopharm Inc
UPC	030038510691
Part number	BM4292A
Item Weight	80 g
Product Dimensions	22.86 x 7.62 x 10.16 cm; 80 g
Item model number	BM4292A
Size	50 mL
Item Package Quantity	1
Batteries Included?	No
Batteries Required?	No

Biopharm Methylene Blue 1% | USP Grade | 50 mL | Easy Dispensing Plastic Bottle | 1 Drop Contains 0.5 mg Methylene Blue | Formaldehyde Free | Antioxidant

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