China Factory Direct
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| CAS number | 123334-10-1 |
| Product name | ACID FUCHSIN CALCIUM SALT CERTIFIED |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeReagent 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 |
|---|---|---|
| Dye Industry | Acid dye for textile dyeing | Acid dyeing process, suitable for protein fibers such as wool and silk |
| Biological Staining | Stain for histology and cytology | Nuclear staining, commonly used in combination with hematoxylin for pathological section staining |
| Chemical Reagents | Indicator or colorimetric reagent in analytical chemistry | Colorimetric reaction for detection of specific metal ions or organic compounds |
| Printing Inks | Colorant in aqueous inks | Dispersion dyeing process in aqueous systems |
| Leather Industry | Leather dyeing | Exhaust dyeing under acidic conditions |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | UV-Vis Spectrophotometry | Measures absorbance at characteristic wavelength (e.g., ~540 nm) and calculates concentration using Beer-Lambert law and certified reference standard. |
| Loss on Drying | Gravimetric Analysis (Thermogravimetry) | Determines volatile content by measuring mass loss after drying at specified temperature (e.g., 105 C) to constant weight. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals after wet digestion by measuring absorption of ground-state atoms in flame or graphite furnace. |
| Arsenic | ICP-MS | Detects trace arsenic via ionization in plasma and mass-selective detection with high sensitivity and low detection limit. |
| Chloride Impurity | Potentiometric Titration with AgNO3 | Measures chloride ion concentration by titration with silver nitrate using silver indicator electrode and endpoint detection. |
| Sulfate Impurity | Gravimetric Analysis (BaSO4 precipitation) | Precipitates sulfate as barium sulfate, filters, dries, and weighs to determine sulfate content. |
| Water Content | Karl Fischer Titration | Determines water via stoichiometric reaction between iodine, sulfur dioxide, and water in methanol-based reagent. |
| pH of Aqueous Solution | pH Potentiometry | Measures hydrogen ion activity using calibrated glass electrode in standardized aqueous solution (e.g., 1% w/v). |
| Residue on Ignition | Gravimetric Analysis (Ignition Residue) | Determines non-volatile inorganic impurities by ignition at high temperature (e.g., 800 C) and weighing residual ash. |
| Organic Impurities (Related Substances) | HPLC-UV | Separates and quantifies structurally related compounds using reversed-phase chromatography and UV detection at multiple wavelengths. |
| Iron (Fe) Content | ICP-OES | Quantifies iron after acid digestion by measuring intensity of element-specific atomic emission lines in inductively coupled plasma. |
| Bulk Density | Volumetric Gravimetry | Measures mass per unit volume of freely settled powder in a calibrated cylinder under standardized conditions. |
| Test Item | Specification |
|---|---|
| Appearance | Red crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
| Solubility | Freely soluble in water and ethanol |
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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.