--- product_id: 122986730 title: "Biopharm Methyl Orange Indicator Solution 0.1% (w/v), 250 mL (8.4 fl oz) | Includes Labeled 2-oz Dropper Bottle For Easy Use. Convenient Dispensing Cap Included. pH Range 3.2 (Red) - 4.4 (Yellow)" brand: "biopharm" price: "€ 51.90" currency: EUR in_stock: true reviews_count: 1 url: https://www.desertcart.at/products/122986730-biopharm-methyl-orange-indicator-solution-0-1-w-v-250 store_origin: AT region: Austria --- # pH range 3.2-4.4 color shift 250 mL safe plastic bottle 0.1% assay precision Biopharm Methyl Orange Indicator Solution 0.1% (w/v), 250 mL (8.4 fl oz) | Includes Labeled 2-oz Dropper Bottle For Easy Use. Convenient Dispensing Cap Included. pH Range 3.2 (Red) - 4.4 (Yellow) **Brand:** biopharm **Price:** € 51.90 **Availability:** βœ… In Stock ## Summary > 🌈 Master your pH game with precision and style! ## Quick Answers - **What is this?** Biopharm Methyl Orange Indicator Solution 0.1% (w/v), 250 mL (8.4 fl oz) | Includes Labeled 2-oz Dropper Bottle For Easy Use. Convenient Dispensing Cap Included. pH Range 3.2 (Red) - 4.4 (Yellow) by biopharm - **How much does it cost?** € 51.90 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/122986730-biopharm-methyl-orange-indicator-solution-0-1-w-v-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 - β€’ **Lab-Grade Accuracy:** 0.1% assay concentration ensures reliable and consistent results every time. - β€’ **Vibrant pH Color Shift:** Instant visual cue from red (pH 3.2) to yellow (pH 4.4) for precise acidity detection. - β€’ **Durable & Safe Packaging:** 250 mL plastic bottle designed for safe handling and long-lasting use in busy labs. - β€’ **User-Friendly Dispensing:** Includes a labeled 2-oz dropper bottle and dispensing cap for mess-free, controlled application. - β€’ **Waterproof Labels Included:** Stay organized with clear, waterproof labels that withstand lab conditions. ## Overview Biopharm Methyl Orange Indicator Solution 0.1% (w/v) is a high-quality, ready-to-use pH indicator that shifts color from red at pH 3.2 to yellow at pH 4.4. Packaged in a safe 250 mL plastic bottle, it includes a convenient 2-oz dropper and dispensing cap for precise application. Manufactured under strict quality controls in the USA, it’s ideal for accurate acidity testing in professional lab environments. ## Description This Methyl Orange Indicator 0.1% (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 red color at pH 3.2 and a yellow color at pH 4.4. 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 3.2 (Red) - pH 4.4 (Yellow) - 250 mL (8 oz) Plastic Bottle for Handling Safety - FREE Dispensing Cap and 2 oz Dropper Bottle Included - Convenient Waterproof Labels - Accurate, Ready-to-Use Solution ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B07R95BWGX | | Assay Of Chemical S | 0.1 | | Best Sellers Rank | #358,428 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #536 in Analytical Reagents | | Brand Name | Biopharm | | Container Type | Bottle | | Customer Reviews | 4.4 4.4 out of 5 stars (5) 4.4 out of 5 stars | | Item Form | Liquid | | Manufacturer | Biopharm Inc | | Molecular Weight | 327.33 | | Part Number | BM4290B | | Unit Count | 1 Count | | Upc | 721272378009 | | Volume | 250 ml | ## Product Details - **Brand:** Biopharm - **Item Volume:** 250 ml - **Molecular weight:** 327.33 - **Package Information:** Bottle - **Percentage assay:** 0.1 ## Images ![Biopharm Methyl Orange Indicator Solution 0.1% (w/v), 250 mL (8.4 fl oz) | Includes Labeled 2-oz Dropper Bottle For Easy Use. Convenient Dispensing Cap Included. pH Range 3.2 (Red) - 4.4 (Yellow) - Image 1](https://m.media-amazon.com/images/I/81dvSx1Y1DL.jpg) ![Biopharm Methyl Orange Indicator Solution 0.1% (w/v), 250 mL (8.4 fl oz) | Includes Labeled 2-oz Dropper Bottle For Easy Use. Convenient Dispensing Cap Included. pH Range 3.2 (Red) - 4.4 (Yellow) - Image 2](https://m.media-amazon.com/images/I/81poSbj3ewL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Chemical necessity *by on Reviewed in the United States September 18, 2024* Absolutely perfect ## Frequently Bought Together - 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) - Phenolphthalein pH Indicator 1% Solution β€” 250 mL (8.4 fl oz) Bottle Plus 1 Dropper Bottle containing 50 mL of Solution - Bromocresol Green Indicator 0.04% (w/v) Aqueous Solution β€” 250 mL *(8.4 fl oz) β€” Includes a 50 mL Empty Dropper Bottle and Dispensing Cap β€” pH 3.8 (Yellow) - pH 5.4 (Blue) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.at/products/122986730-biopharm-methyl-orange-indicator-solution-0-1-w-v-250](https://www.desertcart.at/products/122986730-biopharm-methyl-orange-indicator-solution-0-1-w-v-250) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-08-15*