China Factory Direct
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| CAS number | 55907-61-4 |
| Product name | 2,4-DINITROPHENYLHYDRAZINE HYDROCHLORIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeFood Grade |
| Packaging | 25KG/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 |
|---|---|---|
| Chemical Analysis | Derivatization reagent for detecting aldehydes and ketones | Applied in liquid chromatography or spectrophotometry |
| Pharmaceutical R&D | Intermediate for synthesizing pharmaceuticals or diagnostic reagents | Applied in organic synthesis reactions |
| Materials Science | Modifier for preparing energetic materials or functional polymeric materials | Applied in polymerization or crosslinking reactions |
| Environmental Monitoring | Detection of carbonyl compounds (e.g., formaldehyde) in ambient air or water | Laboratory analysis following sample collection |
| Food Safety | Detection of residual aldehydic contaminants (e.g., lipid oxidation products) in food | Derivatization analysis following extraction |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | UV-Vis Spectrophotometry | Quantitative determination based on absorbance of the hydrazone derivative formed with carbonyl compounds at specific wavelength. |
| Loss on Drying | Gravimetric Analysis | Mass loss measured after drying sample at specified temperature and time under controlled conditions. |
| Residue on Ignition | Gravimetric Analysis | Weight of inorganic residue remaining after high-temperature incineration of the sample. |
| Chloride Impurity | Potentiometric Titration | Titration with silver nitrate using silver electrode to detect endpoint based on chloride ion concentration. |
| Sulfate Impurity | Turbidimetric Analysis | Formation of barium sulfate precipitate; quantification via light scattering measurement. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals after wet digestion, using lead as reference metal. |
| Iron Impurity | UV-Vis Spectrophotometry | Formation of colored complex with 1,10-phenanthroline; absorbance measured at characteristic wavelength. |
| Water Content | Karl Fischer Titration | Electrochemical titration with iodine-based reagent to quantify water stoichiometrically. |
| pH of Solution | pH Potentiometry | Measurement of hydrogen ion activity in aqueous suspension using calibrated pH electrode. |
| Organic Volatile Impurities | Gas Chromatography (GC) | Separation and quantification of residual solvents or volatile organic impurities using flame ionization detection. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine size distribution of solid particles in suspension. |
| Microbial Contamination | Membrane Filtration | Filtration of solution followed by culture on nutrient media to enumerate viable aerobic microorganisms. |
| Test Item | Specification |
|---|---|
| Appearance | Off-white to light yellow crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 192-196°C |
| Total Impurities | <=1.5% |
| 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.