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| Brand | Gerhardt (C. Gerhardt) |
|---|---|
| Origin | Germany |
| Model | Vapodest 450 |
| Configuration | Standalone Steam Distillation Unit with Optional External Titrator Integration |
| Compliance | Designed for ASTM D1193, ISO 8968-1, ISO 5983-1, AOAC 981.10, USP <467>, and EN ISO 1871 |
| Brand | Gerhardt |
|---|---|
| Origin | Germany |
| Model | KT / KT-L |
| Sample Capacity | 8/20/40 positions |
| Digestion Tube Sizes | 100 mL, 250 mL, 400 mL |
| Temperature Control Accuracy | ±0.5% of setpoint |
| Programmable Methods | 99 methods, up to 40 temperature ramps per method |
| Predefined Methods | 30 standard protocols |
| Heating Rate | Adjustable |
| Safety Features | Overheat protection, acid drip tray, audible/visual alarms, automatic fume extraction activation, user-configurable safety cutoff temperature |
| Compliance | ISO/IEC 17025, GLP, FDA 21 CFR Part 11 (audit trail & user access control), DIN EN ISO 5983, AOAC 984.13, EPA 350.1, ASTM D5142, EU Regulation (EC) No 152/2009, APHA 4500-Norg, Ph. Eur. 2.5.33 (Method 7, Step A) |
| Brand | Gerhardt (C. Gerhardt) |
|---|---|
| Origin | Germany |
| Model | Dumatherm DT N Pro |
| Configuration | Pneumatic autosampler (64-position standard |
| Detection Principle | High-temperature combustion followed by thermal conductivity detection (TCD) and/or chemiluminescence detection (CLD) of nitrogen oxides after catalytic reduction |
| Sample Forms | Solid, liquid, semi-solid (paste) |
| Typical Analysis Time | ≤180 s per sample |
| Nitrogen Range | Up to 50 mg N per analysis |
| RSD | <0.5% (absolute, for 200 mg EDTA reference) |
| Carrier Gas Options | Helium (optimal sensitivity) or Argon (cost-optimized) |
| Oxygen Delivery | Software-controlled precise dosing |
| Compliance | AOAC, DIN EN ISO, USP, and national food/feed/environmental standards |
| Brand | C. Gerhardt |
|---|---|
| Origin | Germany |
| Model | Vapodest 300 |
| Water Consumption | ~3 L/min |
| Distillation Time | ~3 min 30 s (standard Kjeldahl method) |
| Power | 2200 W |
| Frequency | 50/60 Hz |
| Weight | 34 kg |
| Dimensions | 527 × 390 × 697 mm |
| Repeatability | ±1% |
| Detection Limit | 0.1 mg |
| Supply Voltage | 230 V AC |
| Nitrogen Recovery Rate | >99.5% |
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