China Factory Direct
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| CAS number | 10040-45-6 |
| Product name | Sodium picosulfate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty GradeFood GradeCosmetic 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 Description |
|---|---|---|
| Pharmaceuticals | Laxative | Used as an osmotic laxative for the treatment of constipation |
| Pharmaceuticals | Intestinal cleansing | Applied in bowel preparation prior to colonoscopy |
| Chemical | Chemical reagent | Employed as a catalyst or reaction modifier in organic synthesis |
| Food | Food additive (indirect use) | Incorporated as a cleaning agent component for food processing equipment |
| Environmental Protection | Wastewater treatment | Used to regulate aqueous ion balance and support coagulation-flocculation processes |
| Household & Personal Care | Detergent ingredient | Added as a builder or electrolyte supplement in certain cleaning products |
| Detection Item | Common Testing Methods | Method Overview |
|---|---|---|
| Identification | Ultraviolet-Visible Spectrophotometry (UV-Vis) | Utilizes the characteristic absorption peak of pyridoxine sulfate at a specific wavelength (around 270 nm) for qualitative identification. |
| Infrared Spectroscopy (IR) | Compares the sample spectrum with a reference standard to confirm consistency of functional groups and chemical structure. | |
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Uses a reversed-phase C18 column with UV detection (e.g., 254 nm); quantifies the main component based on retention time and peak area. |
| Related Substances (Impurities) | HPLC Method | Employs gradient or isocratic elution to detect potential organic impurities such as synthetic intermediates and degradation products. |
| Drying Loss | Thermogravimetric Analysis (TGA) or Oven Method | Dries the sample at a specified temperature (e.g., 105°C) to constant weight, calculating the percentage loss to assess moisture and volatile impurity content. |
| Residue on Ignition (Sulfate Ash) | Gravimetric Method | After high-temperature incineration, the residual inorganic matter is weighed to control limits of inorganic impurities. |
| Solution Clarity and Color | Visual Comparison Method or Spectrophotometry | Observe whether the dissolved sample solution is clear and its color conforms to specifications (typically compared with standard color solutions). |
| pH Value | pH Meter Measurement | Prepare a solution at a defined concentration (e.g., 1%), then measure pH using a calibrated pH meter. |
| Heavy Metals | Sulfide Colorimetry (Chinese Pharmacopoeia Method) | Under acidic conditions, heavy metals react with hydrogen sulfide to form colored precipitates, which are compared with a standard lead solution for limit assessment. |
| Microbial Limits | Microbial Limit Test Method | Performs tests according to pharmacopoeial requirements, including total aerobic bacteria count, total mold and yeast count, and testing for controlled organisms (e.g., Escherichia coli). |
| Test Item | Specification |
|---|---|
| Appearance | White to Off-white Solid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
| Odor | Characteristic, not offensive |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.