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Hangzhou Kexiao Chemical Instrument & Equipment Co., Ltd.

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BrandLeici
OriginShanghai, China
Manufacturer TypeAuthorized Distributor
Country of OriginChina
ModelZDY-501
PricingUSD 680 (FOB Shanghai)
Titration ModeFully Automatic Volumetric and Coulometric Dual-Mode
Instrument TypeDual-Principle Karl Fischer Moisture Analyzer (Volumetric + Coulometric)
Water Content Range0.1 mg to 250 mg
Measurement Accuracy±3% RSD
Minimum Dispensing Resolution1/20,000 of full-scale burette volume
Polarization Current1 µA
Endpoint Detection Voltage Range40–120 mV
Sample Temperature Range5–30 °C
Dimensions (W×D×H)280 × 210 × 120 mm
Net Weight5 kg
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BrandLeichi
ModelSFS-101S
Heating SourceCircular Halogen Lamp
Temperature RangeAmbient to 180 °C
Weighing Range0.2–110 g
Readability5 mg (d), 10 mg (e)
Moisture Resolution0.02%
Sample Minimum Mass1 g
Pan Diameter90 mm
Power Supply220 V ±10%, 50/60 Hz
Dimensions (W×D×H)310 × 180 × 157 mm
Net Weight2.6 kg
InterfaceRS-232 for printer output
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BrandLeici
OriginShanghai, China
ModelZDY-504
Titration MethodFully Automatic
Instrument TypeVolumetric & Coulometric Karl Fischer Moisture Analyzer
Moisture RangeVolumetric: 0.1–250.0 mg H₂O
Coulometric10 μg–20 mg H₂O
Resolution0.1 mg
AccuracyVolumetric: ≤0.5% RSD
CoulometricRSD ≤3% at 100 μg H₂O
Minimum Dispensing Volume0.005 mL
Titration Control Precision1/12000
Polarization Current1 μA ± 0.2 μA
Electrolysis Current Options (Coulometric)10, 20, 50, 100 mA
Water Equivalence Factors (Coulometric)1, 1.86, 5, 10 μg H₂O/s
Measurement Error (Coulometric)±(5% of reading + 3) μg
Dimensions (L×W×H)340 × 400 × 400 mm
Weight~10 kg
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BrandLeichi
OriginShanghai, China
Manufacturer TypeAuthorized Distributor
Country of OriginChina
ModelSFS-105J
PriceUSD 658 (FOB Shanghai)
Weighing Range0.2 g to 110 g
Readability (d)5 mg
Verification Scale Interval (e)10 mg
Moisture Readability0.02 %
Accuracy ClassOIML Class II
Minimum Sample Mass1 g
Heating SourceCircular Halogen Lamp
Temperature Control RangeAmbient to 200 °C
Sample Pan Diameter90 mm
Real-time DisplayTemperature, Elapsed Heating Time, Dynamic Moisture %, Dry Weight %, ATRO Dry Basis %, ATRO Wet Basis %
Drying ModesStandard, Rapid, and Gradual
Endpoint DetectionAuto, Manual, and Semi-Automatic
Communication InterfaceRS-232 for Thermal Printer Output
Power Supply220 V ± 10 %, 50/60 Hz
Dimensions (W×D×H)330 × 200 × 200 mm
Net Weight5.8 kg
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BrandLeici
OriginShanghai, China
Manufacturer TypeAuthorized Distributor
Origin CategoryDomestic (China)
ModelKLS-411
PricingUSD 1,650 (FOB Shanghai)
Titration ModeFully Automatic Coulometric Titration
Instrument TypeCoulometric Karl Fischer Moisture Analyzer
Water Content Range10 µg to 20 mg
Measurement Accuracy≤ ±3% RSD
Electrolysis Current Settings10 mA / 20 mA / 50 mA / 100 mA
Polarization Current Error±0.2 µA
Electrolysis Current Basic Error±0.5% of reading
Indication Error±(5% of calibration point + 3) µg
Repeatability≤3% RSD
Power Supply(220 ± 22) V, (50 ± 1) Hz
Dimensions (W×D×H)300 × 235 × 100 mm
Weight3 kg
InterfaceRS-232 for printer and data export
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BrandLeici
OriginShanghai, China
ModelZDY-502
Titration MethodFully Automatic
TypeVolumetric & Coulometric Karl Fischer Moisture Analyzer
Moisture Measurement Range0.1 mg to 250 mg (equivalent to 0.1 mg – 100% w/w water content)
Resolution0.1 mg
Accuracy< ±0.75% RSD
Minimum Dispensing Increment1/20,000
Titration Control Precision1/12,000
Polarization Current Accuracy1 μA ± 0.2 μA
Repeatability±0.5%
Power Supply(220 ± 22) V, (50 ± 1) Hz
Dimensions (W×D×H)340 × 400 × 400 mm
Weight10 kg
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BrandLeichi
OriginShanghai, China
Manufacturer TypeAuthorized Distributor
Country of OriginChina
ModelSFS-105S
PriceUSD 445 (FOB Shanghai)
Weighing Range0.2 g to 110 g
Readability (d)5 mg
Verification Scale Interval (e)10 mg
Moisture Readability0.02 %
Accuracy ClassII (per OIML R76)
Minimum Sample Mass1 g
Heating SourceCircular Halogen Lamp
Temperature Control RangeAmbient to 180 °C
Heating Chamber MaterialHeat-Resistant Polymer Housing
Sample Pan Diameter90 mm
DisplayHigh-Resolution LCD with Real-Time Parameters
Drying ModesStandard, Rapid, and Custom Timed
End Point DetectionAuto, Manual, and Semi-Automatic
Moisture Result Units% Moisture, % Dry Weight, ATRO Dry Basis, ATRO Wet Basis
InterfaceRS-232 Serial Port for Thermal Printer Output
Power Supply220 V ±10 %, 50/60 Hz
Dimensions (W×D×H)310 × 180 × 157 mm
Net Weight2.6 kg
Operating Environment10–30 °C, ≤80 % RH non-condensing
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