China Factory Direct
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| CAS number | 1476-39-7 |
| Product name | 1,5-DIAMINOPENTANE DIHYDROCHLORIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeIndustrial 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 |
|---|---|---|
| Pharmaceuticals | Pharmaceutical intermediates (e.g., for synthesis of antibiotics and anticancer agents) | Used in organic synthesis and condensation reactions |
| Chemicals | Polyamide resins and epoxy resin curing agents | Applied in polymerization and crosslinking reactions |
| Materials Science | Synthesis of high-performance polymers (e.g., high-temperature-resistant fibers and adhesives) | Applied in polycondensation reactions and coating processes |
| Biotechnology | Protein crosslinking agents and enzyme immobilization supports | Used in biochemical modification and immobilization techniques |
| Agriculture | Pesticide intermediates (e.g., for synthesis of insecticides and fungicides) | Applied in chemical synthesis and formulation preparation |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (1,5-Pentanediamine Hydrochloride) | Acid-Base Titration | Quantifies active ingredient by titration with standardized NaOH using bromocresol green indicator; endpoint corresponds to neutralization of HCl salt. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric reaction between water and iodine in pyridine/methanol medium. |
| Heavy Metals | ICP-OES | Detects trace metal impurities (e.g., Pb, Cd, Hg) by plasma excitation and elemental emission spectroscopy. |
| Chloride Impurity | Potentiometric Titration | Determines residual chloride ions using silver nitrate titrant and silver indicator electrode. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after high-temperature ashing at 700-800 C. |
| Related Substances | HPLC-UV | Separates and quantifies structurally related impurities (e.g., monoamine, oligomers) using reversed-phase column and UV detection at 200-220 nm. |
| pH of Aqueous Solution | pH Meter Measurement | Measures hydrogen ion activity in a 1% w/v aqueous solution at 25 C using calibrated pH electrode. |
| Appearance | Visual Inspection | Assesses physical state, color, and clarity against standard white background under controlled lighting. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using capillary tube and calibrated thermometer. |
| Sulfated Ash | Gravimetric Analysis | Quantifies inorganic sulfate residue after ignition with sulfuric acid pretreatment at 700 C. |
| Loss on Drying | Thermogravimetric Analysis | Measures weight loss after drying at 105 C for 2 hours under atmospheric pressure. |
| Microbial Contamination | Membrane Filtration | Detects aerobic microorganisms by filtration, membrane transfer to nutrient agar, and colony enumeration after incubation. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Melting Point | 178-182°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| 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.