--- product_id: 128145600 title: "Bromophenol Blue Indicator 0.4% (w/v) Aqueous Solution — 250 mL (8.4 fl oz) — Includes a 50 mL Empty Dropper Bottle and Dispensing Cap — pH 3.0 (Yellow) - pH 4.6 (Blue)" brand: "biopharm" price: "€ 58.54" currency: EUR in_stock: true category: "Biopharm" url: https://www.desertcart.at/products/128145600-bromophenol-blue-indicator-0-4-w-v-aqueous-solution-250 store_origin: AT region: Austria --- # pH shift 3.0-4.6 color change 0.4% precise assay concentration Includes dropper & dispensing cap Bromophenol Blue Indicator 0.4% (w/v) Aqueous Solution — 250 mL (8.4 fl oz) — Includes a 50 mL Empty Dropper Bottle and Dispensing Cap — pH 3.0 (Yellow) - pH 4.6 (Blue) **Brand:** biopharm **Price:** € 58.54 **Availability:** ✅ In Stock ## Summary > 🌈 Master pH with precision and style — never miss a color shift! ## Quick Answers - **What is this?** Bromophenol Blue Indicator 0.4% (w/v) Aqueous Solution — 250 mL (8.4 fl oz) — Includes a 50 mL Empty Dropper Bottle and Dispensing Cap — pH 3.0 (Yellow) - pH 4.6 (Blue) by biopharm - **How much does it cost?** € 58.54 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/128145600-bromophenol-blue-indicator-0-4-w-v-aqueous-solution-250) ## Best For - biopharm enthusiasts ## Why This Product - Trusted biopharm brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ready-to-Use Precision:** 0.4% assay concentration ensures reliable, lab-grade accuracy every time. - • **Complete Dispensing Kit:** Includes a 50 mL dropper bottle and dispensing cap for effortless, spill-free application. - • **Trusted Quality Control:** Manufactured in the USA under strict standards, with Certificate of Analysis available on request. - • **Vivid pH Color Transition:** From yellow at pH 3.0 to blue at pH 4.6, instantly visualize acidity shifts. - • **Safe & Practical Packaging:** 250 mL plastic bottle designed for secure handling in busy lab environments. ## Overview Bromophenol Blue Indicator 0.4% aqueous solution offers a sharp color change from yellow at pH 3.0 to blue at pH 4.6, making it an essential tool for accurate pH detection. Supplied in a safe 250 mL plastic bottle with a convenient dropper and dispensing cap, this ready-to-use reagent is manufactured under rigorous quality controls in the USA. Ideal for laboratory and industrial applications, it ensures dependable performance with every use. ## Description This Bromophenol Blue Indicator 0.4% (w/v) solution is manufactured by qualified and experienced chemists in our USA laboratory using strict quality control procedures. This product is commonly used as a pH indicator which shows a yellow color at pH 3.0 and a blue color at pH 4.6. This product may also be used in other applications. Included in the package is an empty 2 oz dropper bottle and a convenient dispensing cap to refill the dropper bottle. NOT FOR HUMAN CONSUMPTION. **Please inquire for a Certificate of Analysis/Conformance** ## Features - pH 3.0 (Yellow) - pH 4.6 (Blue) - Accurate, Ready-to-Use Solution - FREE Dispensing Cap and 2 oz Dropper Bottle Included - 250 ml (8 oz) Plastic Bottle for Handling Safety - NOT FOR HUMAN CONSUMPTION ## Technical Specifications | Specification | Value | |---------------|-------| | % Assay of Chemical(s) | 0.44 | | ASIN | B07QSX1YKP | | Best Sellers Rank | #182,020 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #247 in Analytical Reagents | | Boiling Point | 100 Degrees Celsius | | Boiling point | 100 Degrees Celsius | | Brand | Biopharm | | Brand Name | Biopharm | | Container Type | Bottle | | Customer Reviews | 4.4 out of 5 stars 3 Reviews | | Item Form | Liquid | | Item Volume | 250 Milliliters | | Item Weight | 16 ounces | | Manufacturer | Biopharm Inc | | Package Information | Bottle | | Part Number | BB8804B | | Percentage assay | 0.44 | | UPC | 721272377927 | | Unit Count | 1 Count | | Volume | 250 Milliliters | ## Product Details - **Boiling point:** 100 Degrees Celsius - **Brand:** Biopharm - **Item Volume:** 250 Milliliters - **Item Weight:** 1 Pounds - **Percentage assay:** 0.44 ## Images ![Bromophenol Blue Indicator 0.4% (w/v) Aqueous Solution — 250 mL (8.4 fl oz) — Includes a 50 mL Empty Dropper Bottle and Dispensing Cap — pH 3.0 (Yellow) - pH 4.6 (Blue) - Image 1](https://m.media-amazon.com/images/I/51f3EUzuBYL.jpg) ## Frequently Bought Together - Bromophenol Blue Indicator 0.4% Aqueous Solution — 250 mL (8.4 fl oz) — Includes a 50 mL Empty Dropper Bottle and Dispensing Cap — pH 3.0 (Yellow) - pH 4.6 (Blue) - Methyl Orange Indicator 0.1% w/v Aqueous Solution| 250 mL | Includes a 50 mL Empty Dropper Bottle and Dispensing Cap | pH 3.2 (Red) - pH 4.4 (Yellow) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.at/products/128145600-bromophenol-blue-indicator-0-4-w-v-aqueous-solution-250](https://www.desertcart.at/products/128145600-bromophenol-blue-indicator-0-4-w-v-aqueous-solution-250) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-07-16*