LM 7-2000-UV UV/VIS Spectrophotometer
LM 7-2000-UV UV/VIS Spectrophotometer
- เครื่องวัดความเข้มข้นสารละลายโดยใช้หลักการวัดการดูดกลืนคลื่นแสง
- สามารถปรับช่วงคลื่นแสงในช่วง 190 ถึง 1100 nm โดยมีความถูกต้องถึง ± 2 nm และมีค่า Wavelength Repeatability± 1nm
- แสดงผลเป็นตัวเลข LCD ในหน่วย ppm %T หรือ Absorbance
- สามารถสร้างโปรแกรมสำหรับการวัดค่าตัวแปรคุณภาพน้ำ 80 โปรแกรม
- Programmable wide range spectrophotometer accepts up to 200 curves in memory
- Pre-programmed to analyze selected tests on a direct-reading digital display
- Advanced key pad with 22 buttons simplifies data entry
- Includes 2 quartz 10mm square cuvettes and 6 round 25mm 10mL test vials
| Wavelength range: | 190-1100nm |
| Wavelength Accuracy: | ±2nm |
| Wavelength Repeatability: | ±1nm |
| Bandwidth: | 4nm |
| Optical System: | Single Beam, grating 1200 lines/mm |
| Photometric Accuracy: | ±0.004 A at 0.5 A |
| Communication Ports: | USB / RS-232 |
| Power Requirements: | 100-220V |
| Instrument Weight & Size: | 14kg (31 lbs) / 73cm x 60cm x 34cm (19”x15”x8.5”) |
| Shipping Weight & Size: | 17.5kg (39 lbs) / 104cm x 82cm x 60cm (26”x21”x15”) |
| 80+ tests for: | |
| Factors | Ranges (ppm) |
| Alkalinity UDV | 0-200 |
| Aluminum | 0.00-0.30 |
| Ammonia Nitrogen (Fresh & Salt Water) | 0.0-1.00 |
| Ammonia Nitrogen HR | 0.0-1.00 |
| Biguanide | 0-70 |
| Borate UDV | 0.00-80.00 |
| Boron | 0.00-0.80 |
| Bromine LR | 0.00-9.00 |
| Cadmium | 0.00-1.000 |
| Carbohydrazide | 0.000-0.900 |
| Chloride TesTab | 0.0-30.0 |
| Chlorine | 0.00-4.00 |
| Chlorine - Free UDV | 0.00-10.00 |
| Chlorine - Liquid DPD | 0.00-4.00 |
| Chlorine - Total UDV | 0.00-10.00 |
| Chlorine Dioxide | 0.00-8.00 |
| Chromium (Hexavalent) | 0.00-1.00 |
| Chromium (Total, Hex & Trivalent) | 0.00-1.00 |
| Cobalt | 0.000-2.000 |
| COD LR with Mercury | 0-150 mg/L |
| COD LR without Mercury | 0-150 mg/L |
| COD SR with Mercury | 0-1,500 mg/L |
| COD HR without Mercury | 0-1,500 mg/L |
| COD HR with Mercury | 0-15,000 mg/L |
| COD SR without Mercury | 0-15,000 mg/L |
| Color | 0-1,000 |
| Copper BCA - LR | 0.00-3.50 |
| Copper - Cuprizone | 0.00-2.50 |
| Copper DDC | 0.00-7.00 |
| Copper UDV | 0.0-4.0 |
| Cyanide | 0.00-0.50 |
| Cyanuric Acid | 5-200 |
| Cyanuric Acid UDV | 5-150 |
| DEHA | 0.00-0.700 |
| Dissolved Oxygen (DO) | 0.0-10.0 |
| Erythorbic Acid | 0.00-3.00 |
| Fluoride | 0.00-2.00 |
| Hardness UDV | 0-450 |
| Hydrazine | 0.00-1.00 |
| Hydrogen Peroxide LR | 0.00-1.50 |
| Hydrogen Peroxide HR | 0.0-80.0 |
| Hydrogen Peroxide Shock | 0-300 |
| Hydroquinone | 0.00-2.00 |
| Iodine | 0.00-14.00 |
| Iron - Bipyridyl | 0.00-6.00 |
| Iron UDV | 0.00-10.00 |
| Iron - Phenanthroline | 0.00-5.00 |
| Lead | 0.00-5.00 |
| Manganese LR | 0.00-0.70 |
| Manganese HR | 0.0-15.0 |
| Mercury | 0.00-1.50 |
| Methylethylketoxime | 0.00-3.00 |
| Molybdenum HR | 0.0-50.0 |
| Nickel | 0.00-8.00 |
| Nitrate Nitrogen LR | 0.00-3.00 |
| Nitrate TesTabs | 0-60 |
| Nitrite Nitrogen LR | 0.00-0.80 |
| Nitrogen, Total* | 3-25 mg/L |
| Ozone LR | 0.00-0.40 |
| Ozone HR | 0.00-2.50 |
| pH CPR (Chlorphenol Red) | 5.0-6.8 |
| pH PR (Phenol Red) | 6.6-8.4 |
| pH TB (Thymol Blue) | 8.0-9.6 |
| Phenol | 0.00-6.00 |
| Phosphate LR | 0.00-3.00 |
| Phosphate HR | 0.0-70.0 |
| Phosphorus, Total - LR* | 0.00-3.50 |
| Phosphorus, Total - HR* | 0.0-70.0 |
| Potassium | 0.0-10.0 |
| Silica LR | 0.0-4.0 |
| Silica HR | 0.0-75.0 |
| Sulfate HR | 0-100 |
| Sulfide LR | 0.00-1.50 |
| Surfactants | 0.00-8.00 |
| Tannin | 0.0-10.0 |
| Turbidity | 0-500 FAU |
| Zinc LR | 0.00-3.00 |
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LM 7-2000-UV........UV/VIS Spectrophotometer
