China Factory Direct
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| CAS number | 39684-28-1 |
| Product name | O-TERT-BUTYLHYDROXYLAMINE HYDROCHLORIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial GradeMaterial GradeSpecialty 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Polymer Industry | Used as a polymerization inhibitor to prevent spontaneous polymerization of vinyl monomers (e.g., styrene, acrylates) during production and storage | Added during monomer distillation or storage to terminate chain propagation by scavenging free radicals |
| Chemical Synthesis | Used as an intermediate in the synthesis of pharmaceuticals, agrochemicals, or other fine chemicals | Participates in reductive amination, redox reactions, or serves as a functional group protecting agent |
| Coatings & Resins | Used as a stabilizer in UV-curable systems to suppress premature gelation of prepolymers and monomers | Incorporated into formulations to control the rate of free-radical polymerization under UV irradiation or thermal conditions |
| Water Treatment | Used as a corrosion inhibitor or oxygen scavenger in industrial recirculating water systems | Dosed into water to remove dissolved oxygen via reduction and protect metallic equipment |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (purity) | Acid-Base Titration with NaOH | Quantifies free base content by neutralizing the hydrochloride salt in aqueous solution using standardized sodium hydroxide. |
| Water Content | Karl Fischer Titration | Determines trace water via iodometric reaction where iodine is consumed stoichiometrically by water in a methanol-based reagent. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic impurities by weighing residue remaining after high-temperature ashing. |
| Heavy Metals | ICP-OES | Quantifies metallic impurities (e.g., Pb, Cd, Hg) by atomic emission spectroscopy following acid digestion. |
| Chloride Impurity | Potentiometric Titration with AgNO3 | Measures chloride ions by titration with silver nitrate using a silver indicator electrode. |
| Related Substances | HPLC-UV | Separates and quantifies structurally similar impurities using reversed-phase chromatography and UV detection at 210 nm. |
| Organic Volatile Impurities | GC-FID | Detects residual solvents (e.g., methanol, acetone) by gas chromatography with flame ionization detection. |
| Melting Point | Capillary Melting Point Apparatus | Determines purity-dependent phase transition temperature range using controlled heating of a capillary sample. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles under controlled white light against standard references. |
| pH of Aqueous Solution | pH Meter Measurement | Measures hydrogen ion activity in a defined aqueous suspension or solution using calibrated glass electrode. |
| Bulk Density | ASTM D1895 | Determines mass per unit volume of freely settled powder using a standardized graduated cylinder and balance. |
| Particle Size Distribution | Laser Diffraction | Measures size distribution of solid particles in suspension by analyzing angular variation of scattered laser light. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Melting Point | 128-132°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| Safety Data Sheet | |
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.