2,2',4,4'-Tetrahydroxybenzophenone Bulk Supply for Industrial Use

China Factory Direct
CAS number 131-55-5
Product name 2,2',4,4'-Tetrahydroxybenzophenone
Stock Stock readily available; annual supply capacity exceeding 1,000 tons.
Grade Industrial GradeMaterial GradeCosmetic GradeFood Grade
Packaging 25KG/bag500KG/bag1000KG/bag
Sample Test Samples Available (Click to Request Samples)
COA View COA
Price Get Quote
Supply Type Bulk / Contract manufacturing / OEM
Shipping FCL / LCL available
Payment Terms Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C).
Manufacturer Greenrock Chemical(China Factory)
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CAS No:131-55-5
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Documents We Provide for 2,2',4,4'-Tetrahydroxybenzophenone

COA TDS SDS NMR MOA Certificate of Origin Transport Report TSCA Declaration Production Flow Chart
Pre-sale: Only COA, SDS and NMR are available.
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,2',4,4'-Tetrahydroxybenzophenone Supplier from China

17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.

Industrial Applications of 2,2',4,4'-Tetrahydroxybenzophenone

Industry Application Process
Plastics UV stabilization Incorporated into plastic products to prevent UV-induced degradation
Coatings Enhanced weather resistance Added as a functional additive in coating formulations
Personal care Skin protection Used in sunscreen and related products to protect skin from UV radiation

Manufacturing Quality Control of 2,2',4,4'-Tetrahydroxybenzophenone

Detection Item Common Analytical Method Method Overview
Assay (BP-2 Content) HPLC-UV Quantification based on peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 290 nm.
Appearance Visual Inspection Assessment of physical state and color by observation against standard white background under controlled lighting.
Melting Point Capillary Melting Point Apparatus Determination of temperature range at which solid transitions to liquid, measured by capillary tube method per ASTM D1560.
Loss on Drying Gravimetric (Oven Drying) Mass loss measured after drying sample at 105 C for 2 hours under atmospheric pressure.
Residue on Ignition Gravimetric (Sulfated Ash) Residue mass determined after charring and ashing at 700 C in presence of sulfuric acid.
Chloride Impurity Ion Chromatography (IC) Separation and quantification of chloride ions using anion-exchange column with conductivity detection.
Heavy Metals (as Pb) AAS (Flame or Graphite Furnace) Atomic absorption measurement of total heavy metals after wet digestion, reported as lead equivalent.
Iron (Fe) Content ICP-OES Quantification of iron via plasma-excited atomic emission at characteristic wavelength (238.204 nm).
pH of Aqueous Suspension Potentiometric Titration Measurement of pH in 1% aqueous suspension using calibrated glass electrode and pH meter.
Solubility in Common Solvents Gravimetric/Solubility Test Qualitative assessment of solubility in ethanol, acetone, ethyl acetate, and toluene by visual phase separation after agitation.
UV Absorption Maxima (lambda-max) UV-Vis Spectrophotometry Identification of primary absorption peak in ethanol solution using scanning spectrophotometer from 200–400 nm.
Related Substances (Impurities) HPLC-DAD Detection and semi-quantification of structurally related impurities using gradient HPLC with diode-array detection.

Technical Specifications of 2,2',4,4'-Tetrahydroxybenzophenone

Test Item Specification
Appearance Yellow Solid
Purity >=98.0% (LC-MS)
Melting Point 145–149 °C
Water Content (KF) <=0.5%
Total Impurities <=2.0%
Single Impurity <=0.5%
Heavy Metals <=10 ppm
Residue on Ignition <=0.1%
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com

Download COA of 2,2',4,4'-Tetrahydroxybenzophenone

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NMR Spectra of 2,2',4,4'-Tetrahydroxybenzophenone

Safety Information of 2,2',4,4'-Tetrahydroxybenzophenone

Pictograms
Signal Word Warning
Safety Data Sheet

Packaging of 2,2',4,4'-Tetrahydroxybenzophenone

We have a diverse range of chemicals in stock. Available in Bagged goods (25 kg.),Big bags (500 kg.), Big bags (1000 kg.).

Industrial 2,2',4,4'-Tetrahydroxybenzophenone Procurement FAQ

1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.

2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.

3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.

4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.

5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.

6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.

7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.

8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.

9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.

Industrial
Use
Bulk
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Factory
Direct
ISO 9001
Certified
Samples
Available
Stable
Supply