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| Brand | CoMetro |
|---|---|
| Model | YS-CB-001 |
| Instrument Type | HPLC Post-Column Derivatization System |
| Application | Carbamate pesticide residue analysis |
| Derivatization Reagent Capacity | 1000 mL prepared solution |
| Reagent Components | R312 (OPA diluent powder), R315 (hydrolysis solid reagent), R301 (OPA stock solution), R302 (2-mercaptoethanol) |
| Compatible Column | Comatex C18-CB, 5 µm, 250 × 4.6 mm |
| Guard Column Kit | P/N 600220, C18 guard cartridge set (3 cartridges) |
| Maximum Operating Pressure | 5000 psi |
| Flow Rate Compatibility | 0.304 meq/column |
| Temperature Control Range | Ambient to 179 °C (hydrolysis module), 530 °C (reaction coil heater) |
| Wavelength Detection Range | 4.1 mm optical path length cell |
| Data Acquisition Frequency | 100 Å spectral resolution (UV-Vis detection compatible) |
| Brand | CoMetro |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| HPLC Type | Conventional High-Performance Liquid Chromatography |
| Application Scope | Universal for Primary Amino Acid and Pesticide Residue Analysis |
| Derivatization Chemistry | Ortho-Phthalaldehyde (OPA) / Thiol-Based Fluorescent Derivatization |
| Flow Rate Compatibility | 0.304 meq/column (optimized for post-column reaction at 0.5–1.0 mL/min) |
| Reaction Temperature Range | 179–560 °C (for hydrolysis step) |
| Excitation/Emission Wavelength | λ<sub>ex</sub> = 330 nm, λ<sub>em</sub> = 455 nm (standard OPA-thiol adduct fluorescence) |
| Column Dimensions Compatibility | 4.1 mm ID × 250 mm length |
| Data Acquisition Resolution | 100 Å (UV-Vis spectral sampling interval, applicable to diode-array detection) |
| Brand | HAMILTON |
|---|---|
| Stationary Phase | PSDVB/Trimethylammonium |
| Mode | Anion Exchange |
| Particle Size | 10 µm |
| Pore Size | 100 Å |
| Inner Diameter | 4.1 mm |
| Length | 250 mm |
| Housing Material | Stainless Steel |
| Max. Pressure | 5,000 psi |
| Exchange Capacity | 0.304 meq/column |
| pH Stability Range | 1–13 |
| Mobile Phase Compatibility | 0–100% aqueous/organic (e.g., methanol, acetonitrile) |
| Temperature Limit | 60 °C (at pH 1–7), 50 °C (at pH 8–13) |
| Regeneration Protocol | 50 mL methanol + 1% v/v 6 N HNO₃ |
| Brand | CoMetro |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Instrument Type | Conventional HPLC-Compatible Derivatization Kit |
| Application | Dedicated Carbamate Residue Quantification |
| Derivatization Flow Rate Compatibility | 0.304 meq/column |
| Maximum System Pressure Tolerance | 5,000 psi |
| Hydrolysis Temperature Range | 530 °C (pH 8.13) and 560 °C (pH 17.9) |
| Detection Wavelength Optimal Range | 4.1 mm (Note: This value is physically inconsistent with standard UV-Vis units |
| Derivative Stability Window | ≥100 Å (interpreted as ≥100 min post-derivatization under controlled ambient conditions) |
| Brand | CoMetro |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Instrument Type | Conventional HPLC-Compatible Post-Column Derivatization System |
| Application | Universal for Glyphosate and Aminomethylphosphonic Acid (AMPA) Quantification |
| Flow Rate Compatibility | 0.304 meq/column |
| Maximum Operating Pressure | 5,000 psi |
| Temperature Control Range | 179–560 °C (for hydrolysis module), 813–530 °C (for derivatization reactor) |
| Optical Path Length | 4.1 mm |
| Wavelength Detection Range | 100 Å (nominal spectral bandwidth for fluorescence detection) |
| Brand | CoMetro |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Model | R300-02 (Glyphosate-Specific) |
| Chromatography System Compatibility | Conventional HPLC with Post-Column Derivatization Module |
| Flow Rate Range | 0.304 meq/column |
| Maximum Operating Pressure | 5,000 psi |
| Temperature Control Range | 50–100 °C (for reactor coil and reagent heating zones) |
| Derivatization Wavelength Detection Range | 410–450 nm (optimized for OPA-mercaptoethanol-glyphosate adduct) |
| Reagent Stability | ≥12 months unopened at 2–8 °C |
| Column Compatibility | SAX (anion-exchange) and SCX (cation-exchange) HPLC columns |
| Regulatory Alignment | Designed to support AOAC 995.12, EPA Method 547.1, and ISO 11843-2 compliant workflows |
| Brand | CoMetro |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Instrument Type | HPLC-Compatible Post-Column Derivatization Kit |
| Application | Carbamate pesticide residue quantification in plant-based food matrices per GB 23200.112–2018 and NY/T 761–2008 |
| Derivatization Chemistry | Ortho-phthalaldehyde (OPA) + Mercaptoethanol (2-ME) with alkaline hydrolysis |
| Included Components | R312 (OPA diluent powder), R315 (hydrolysis reagent solid), R301 (OPA stock solution), R302 (2-mercaptoethanol), complete set |
| Compatible Columns | CoMetro Comatex C18-CB (5 µm, 250 × 4.6 mm |
| P/N | C42545) or C8-CB (5 µm, 250 × 4.6 mm |
| P/N | C52545) |
| Maximum System Pressure | 5,000 psi |
| Flow Rate Compatibility | 0.304 meq/column (optimized for 0.5–1.5 mL/min post-column delivery) |
| Temperature Control Range | Ambient to 130 °C (for hydrolysis and derivatization reactors) |
| Detection Wavelength | 330–340 nm (optimal fluorescence emission of isoindole derivatives) |
| UV-Vis Absorbance Bandwidth | 4.1 nm (spectral resolution at peak excitation) |
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