Methyl Orange Powder
2.Appearance: Orange Powder
3.Specification: 99%
4.CAS NO: 547-58-0
5.Packing Specification: 25kg/drum, 27 drums/tray
6.Delivery: 3-7working days
7.Main Market: European, North America, Asia
8.Certification: KOSHER,HALAL,BRC,ORGANIC,ISO9001,ISO22000 etc.
Premium Methyl Orange Powder - High-Quality Industrial Indicator
Shaanxi Hongda Phytochemistry offers premium quality methyl orange sodium salt that meets international standards. Our Methyl Orange Powder serves as an excellent pH indicator, widely used in analytical chemistry, educational laboratories, and industrial testing procedures. With over 20 years of manufacturing experience, we provide consistent quality products that you can trust for accurate results.
Product Introduction
One popular azo dye that serves as a pH indicator in both neutral and acidic situations is methyl orange. Our high-quality powder performs dependably in a range of applications. The chemical is very useful for titrations and pH testing since it becomes yellow in basic circumstances and red in acidic ones.
In our 100,000-level purification workshops, we produce this product using cutting-edge processing methods. Strict quality testing is applied to each batch to guarantee purity and uniformity. Accurate indicators are essential to your laboratory results, and we provide them.

Product Features
Exceptional Immaculateness: Our fabricating handle guarantees steady quality clump after group. You get solid comes about each time.
Sharp Color Move: Clear visual changes make readings simple and exact. No mystery included in your measurements.
Long Rack Life: Appropriate capacity keeps up adequacy for 24 months. Your speculation keeps going longer.
Fine Molecule Estimate: Fabulous dissolvability characteristics guarantee speedy disintegration. Spare time in your procedures.
Professional Bundling: Moisture-proof holders secure item astuteness. Quality remains unaltered amid storage.
Product Specification
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Methyl Orange Basic information
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Product Name:
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Methyl Orange
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CAS:
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547-58-0
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MF:
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C14H14N3NaO3S
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MW:
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327.33
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EINECS:
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208-925-3
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Methyl Orange Chemical Properties
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Melting point
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300 °C
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density
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0.987 g/mL at 25 °C
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Fp
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37 °C
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storage temp.
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Store at RT.
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solubility
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5g/l
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Colour Index
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13025
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form
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Powder/Solid
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pka
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3.4(at 25℃)
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color
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Yellow-Orange
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Specific Gravity
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0.987
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Odor
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Odorless
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PH
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6.5 (5g/l, H2O, 20℃)
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PH Range
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3.1(Red)-4.4(Orange)
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Water Solubility
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Soluble in ethanol. Partially soluble in hot water. Slightly soluble in cold water and pyrimidine. Insoluble in ether and alcohol.
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λmax
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507nm, 522nm, 464nm
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Merck
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146,105
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BRN
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4732884
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Stability:
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Stable. Incompatible with strong oxidizing agents.
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Methyl Orange Benefits And Applications
1. Methyl orange powder is a commonly used acid-base titration indicator in analytical chemistry.
The pH value of 0.1% aqueous solution is 3.1 (red) to 4.4 (yellow), suitable for titration between strong acid, strong base and weak base. Also used in the spectrophotometric determination of chlorine, bromine and bromide ions, and in biological staining.

2.Methyl powder can control the pH value in the laboratory and industrial and agricultural production, as well as the acid-base titration analysis of chemical products and intermediates. Methyl orange is also an azo dye that can be used in textile printing.
Methyl Orange Powder Usage Scenarios
Research facility Applications
Perfect for acid-base titrations, pH testing, and expository strategies. Chemistry understudies and analysts depend on our item for reliable results.
Industrial Testing
Quality control research facilities utilize our marker for testing different materials and arrangements. Fabricating offices depend on exact pH measurements.
Educational Institutions
Schools and colleges select our powder for instructing chemistry concepts. Visual color changes offer assistance understudies get it pH principles.
Research Facilities
Advanced inquire about ventures require dependable markers. Our pharmaceutical-grade quality meets exacting investigate standards.
Quality Control
Our SGS standardized research facility utilizes over 20 professor-level staff who conduct comprehensive testing. We utilize progressed gear counting HPLC, UV spectrophotometers, and gas chromatographs for analysis.
Every clump experiences thorough testing for:
- Purity confirmation utilizing spectroscopic methods
- Moisture substance analysis
- Heavy metal detection
- Microbiological security testing
- Color move run validation
Third-party testing organizations like SGS and Eurofins give extra confirmation. This Methyl Orange Powder meets worldwide quality measures consistently.

Why To Choose Shaanxi Hongda Supplier?
Manufacturing Brilliance: Since 2001, we've worked present day generation offices covering 20,000 square meters. Our 3,000-ton yearly capacity guarantees solid supply.
Quality Confirmation: Different Certifications counting ISO9001, ISO22000, and cGMP illustrate our commitment to quality. Your details are continuously met.
Expert Group: Over 150 talented specialists and 20 R&D experts guarantee steady generation. Encounter things in chemical manufacturing.
Global Reach: We trade to markets around the world with full administrative compliance. Worldwide clients believe our products.
Competitive Estimating: Coordinate production line estimating kills agent costs. You get way better esteem for your investment.

Product Package
Storage: Store in a cool, dry, clean place away from moisture and direct sunlight.
Packing: 25kg/drum or according to demand.
Lead Time: 3-7 days.
Shelf Life: 2 years.
Remark: Customized specifications also can be achieved.

Our Factory
China's leading independent R&D and production capabilities, with more than 150 workshop operation technicians, and the annual output of the factory can reach 3,000 tons, which can be fully supplied to meet customer needs.

Our Certifications
Shaanxi Hongda keeps up broad certifications guaranteeing item quality and safety:
- ISO9001:2015 Quality Administration System
- ISO22000 Nourishment Security Management
- cGMP Current Great Fabricating Practice
- FSSC22000 Nourishment Security Framework Certification
- National High-tech Endeavor Certification
These certifications illustrate our commitment to fabricating brilliance and item reliability

Our Exhibition
2026 Exhibitions :
- Vitashow Booth NO.3E31 (Mar,24~26th,2026 in Dubai UAE)
- Vitafoods Booth NO. 6G68L (May,5~7 th ,2026 in Spain)
- Vitafoods Booth NO.H7-R45 (Sep,02~04 th ,2026 in Thailand)
- CPHI Booth NO.Hall 02,2F77 (Oct 6~8th , 2026 in Italy)

FAQ
Q: What is the least arrange quantity?
A: Our standard least arrange is 25kg per barrel, but we can suit littler amounts for test testing.
Q: How ought to I store the product?
A: Store in a cool, dry put absent from coordinate daylight. Keep holders firmly fixed to avoid dampness absorption.
Q: What is the color alter range?
A: The move happens between pH 3.1 and 4.4, changing from ruddy to yellow as pH increases.
Q: Can you give custom Packaging?
A: Yes, we offer customized bundling arrangements based on your particular requirements.
Q: Do you give certificates of analysis?
A: Each shipment incorporates a nitty gritty certificate of investigation appearing all test comes about and specifications.
Q: What is your normal lead time?
A: Standard orders transport inside 7-10 commerce days. Surge orders can be suited when conceivable.
Contact Us
Ready to order premium Methyl Orange Powder for your applications? Our experienced team stands ready to assist with your requirements.
Contact our sales team today: duke@hongdaherb.com
We provide technical support, custom solutions, and competitive pricing for all order sizes. Trust Shaanxi Hongda Phytochemistry for consistent quality and reliable service. Your satisfaction is our priority.

















