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| Brand | Kyoritsu |
|---|---|
| Origin | Japan |
| Model | WAK-Cr6+ |
| Detection Principle | Diphenylcarbazide Colorimetry |
| Measurement Range | 0.05–2 mg/L Cr(VI) |
| Test Capacity | 50 determinations |
| Dimensions (L×W×H) | 165 × 110 × 65 mm |
| Weight | 140 g |
| Shelf Life | Expiry date indicated per batch (e.g., Oct 2024) |
| Compliance | Designed for field-deployable compliance screening per ISO 11885, EPA Method 7196A, and JIS K 0102 |
| Brand | Kyoritsu |
|---|---|
| Origin | Japan |
| Product Type | Imported Portable Reagent Test Kit |
| Model | WAK-Cu |
| Detection Principle | Colorimetric Dip-and-Read Paper Strip Method |
| Target Analyte | Copper (Cu²⁺) |
| Measurement Range | 0.5–10 mg/L (as Cu) |
| Reaction Time | 1 minute |
| Tests per Kit | 50 |
| Accuracy | ±0.2 mg/L at low end |
| Compliance | Designed for field-deployable screening in accordance with ISO 8692 (water quality — test for toxicity to freshwater algae), ASTM D1688 (copper in water by colorimetric methods), and EPA Method 9040C (screening for metals using solid-phase reagents) |
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