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Kemco Electronics (Shanghai) Trading Co., Ltd. – Kyoto Electronics Manufacturing Co., Ltd. (KEM)

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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Import StatusImported
ModelDA-100
Instrument TypeOscillating U-Tube Densimeter
Form FactorBenchtop Laboratory Instrument
Sample TypeLiquids Only
Density Range0–3 g/cm³
Density Accuracy±0.001 g/cm³
Temperature Control Range15–40 °C (±0.1 °C stability, ±0.5 °C accuracy)
Repeatability0.001 g/cm³
Resolution0.001 g/cm³
Minimum Sample Volume~1 mL
DisplayLCD
Measurement Time20–90 s
Calibration StandardsDry air and double-distilled water
Data InterfaceRS-232C
Power SupplyAC 100–240 V, 50/60 Hz, 30 W
Dimensions275 × 350 × 165 mm (W×D×H)
Weight~6 kg
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Instrument TypeLaboratory Benchtop Densitometer
Measurement PrincipleU-Tube Oscillation Method
Sample TypeLiquids Only
Density Range0–3 g/cm³
Density Accuracy±1×10⁻⁴ g/cm³
Density Resolution & Repeatability0.0001 g/cm³ / SD ≤5×10⁻⁵ g/cm³
Temperature Control Range0–96 °C (Peltier-regulated)
Temperature Accuracy±0.05 °C
Temperature Resolution0.01 °C
Minimum Sample Volume1–2 mL
Auto-SamplingIntegrated peristaltic pump with rinse/dry cycle
ComplianceASTM D4052, ISO 12185, BS EN ISO 15212-1, GB/T 2013, GB 5009.2, JJG 1058, GLP-ready data audit trail
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Import StatusImported
ModelCHD-502N
Instrument TypeOscillating U-tube Densimeter
Form FactorBenchtop Laboratory System
Sample PhaseLiquid Only
Density Range0–3 g/cm³
Density Resolution1 × 10⁻⁶ g/cm³
Density Repeatability±1 × 10⁻⁶ g/cm³
Temperature Control Range0–96 °C
Minimum Sample Volume1–2 mL
Sample Capacity30 vials (20 mL glass bottles)
Integrated Vacuum/Pressure PumpYes, rated for up to 50,000 mPa·s viscosity
Power SupplyAC 100–120 V / 200–240 V, 50/60 Hz, ~40 W
Dimensions (W×D×H)582 × 445 × 392 mm
Weight17 kg
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
Manufacturer TypeOriginal Equipment Manufacturer (OEM)
Product CategoryImported Instrument
ModelDCU-551N
Instrument TypeOscillating U-Tube Densimeter
Form FactorBenchtop Laboratory Instrument
Sample PhaseLiquid Only
Density Range0–3 g/cm³
Temperature Control Range0–96 °C
Repeatability±1 × 10⁻⁶ g/cm³
Resolution0.000001 g/cm³
Minimum Sample Volume1–2 mL
Viscosity CompatibilityUp to 50,000 mPa·s (via integrated vacuum-pressure pump)
Sample Vessel20 mL glass vial
Power SupplyAC 100–120 V / 200–240 V, 50/60 Hz, ~40 W
Dimensions (W×D×H)291 × 310 × 342 mm
Weight10 kg
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Import StatusImported
ModelDCU-600
Instrument TypeOscillating U-tube Density Meter Accessory
Form FactorBenchtop Laboratory Unit
Sample TypeLiquids Only
Density Range0–3 g/cm³
Temperature Control Range0–96 °C
Minimum Sample Volume~5 mL
CompatibilityDesigned exclusively for KEM DA-640, DA-645, and DA-650 digital density meters
Automation FunctionsAutomated sample aspiration, measurement triggering, waste discharge, dual-solvent cleaning (Wash 1 & Wash 2), nitrogen-assisted drying, and cell integrity verification
Sample Vessel20–100 mL beaker or 100 mL disposable cup
Power SupplyDC 24 V, 5 A (AC adapter included)
Dimensions (W×D×H)214 × 295 × 304 mm
WeightApprox. 5.5 kg
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Import StatusImported
ModelCHD-502C
Instrument TypeOscillating U-Tube Densimeter
Form FactorBenchtop Laboratory System
Sample PhaseLiquid Only
Density Range0–3 g/cm³
Density Resolution1×10⁻⁶ g/cm³
Density Repeatability±1×10⁻⁶ g/cm³
Temperature ControlExternal Circulating Bath (4 °C to Ambient)
Sample Capacity30 × 20 mL Vials
Minimum Sample Volume1–2 mL
Viscosity HandlingUp to 50,000 mPa·s (via Integrated Vacuum-Pressure Pump)
Power SupplyAC 100–120 / 200–240 V, 50/60 Hz, ~40 W
Dimensions610 × 445 × 392 mm (W×D×H)
Weight24 kg
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Import StatusImported
ModelAS-8030
Instrument TypeOscillating U-tube Densimeter Autosampler
Form FactorBenchtop Laboratory Autosampler
Sample PhaseLiquid
Density Range Compatibility0–3 g/cm³
Density Resolution Options0.000001 / 0.00001 / 0.0001 g/cm³
Temperature Control Range0–100 °C (with Peltier regulation)
Repeatability0.000001 / 0.000005 / 0.00005 g/cm³
Minimum Sample Volume10 mL
Sample Capacity30 positions (20 mL glass vials)
Compatible InstrumentsKEM DA-860, DA-850, DA-840 digital densimeters
Power SupplyAC 100–240 V, 50/60 Hz, 45 W
Dimensions300 × 600 × 500 mm (W × D × H)
Weight~27 kg
Flow Unit OptionsFU1–FU4 (pressure-driven or vacuum-driven sampling, multi-solvent cleaning, high-flow drying, sample recovery, co-wash functionality)
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
Manufacturer TypeOriginal Equipment Manufacturer (OEM)
Instrument TypeBenchtop Laboratory Densimeter & Refractometer
Measurement PrincipleU-tube Oscillation for Density / Sodium D-line (589.3 nm) Critical Angle Refractometry
Density Range0–3 g/cm³
Density Accuracy±5×10⁻⁵ g/cm³
Refractive Index Range1.3200–1.7000 nD
Refractive Index Accuracy±0.0001 nD
Temperature Control Range (Density)0–96 °C
Temperature Control Range (Refractometry)5–75 °C (optional up to 100 °C)
Sample Volume~1 mL
Temperature Resolution0.01 °C
Density Resolution0.00001 g/cm³
Refractive Index Resolution0.0001 nD
Auto-samplingIntegrated Peltier-driven syringe pump
Calibration StandardsAir + distilled water or certified reference materials
ComplianceASTM D1250, ISO 12185, ISO 2859, USP <841>, JP XVII General Tests 2.31 & 2.32, GLP/GMP-ready with audit trail capability
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Instrument TypeLaboratory Benchtop Oscillating U-Tube Densimeter
Sample TypeLiquids Only
Density Range0–3 g/cm³
Density Resolution1×10⁻⁶ g/cm³
Density Repeatability±5×10⁻⁶ g/cm³
Temperature Control Range0–96 °C (Peltier-regulated)
Temperature Accuracy±0.02 °C
Temperature Resolution0.001 °C
Minimum Sample Volume1–2 mL
Display5.7-inch TFT LCD with multi-language UI (English, Chinese, Japanese)
ComplianceASTM D4052, ISO 12185, GB/T 29617, GB 5009.2, JJG 1058, BS EN ISO 15212-1
Data IntegrityGLP-compliant audit trail, method storage (100 methods), calibration log, user access control
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Instrument TypeLaboratory Benchtop Oscillating U-Tube Densimeter
Sample TypeLiquids Only
Density Range0–3 g/cm³
Density Accuracy±5×10⁻⁵ g/cm³
Density Resolution & Repeatability1×10⁻⁵ g/cm³
Temperature Control Range0–96 °C (±0.03 °C)
Temperature Resolution0.01 °C
Minimum Sample Volume1 mL (manual), ~2 mL (auto-pump)
Measurement Time~20 s (stabilized sample), 2–10 min (full auto-cycle)
Display5.7″ TFT capacitive touchscreen (English/Chinese/Japanese UI)
InterfacesLAN, USB 1.1, RS-232C
ComplianceASTM D4052, D3505, D5002, D5931
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Import StatusImported
ModelDA-840
Instrument TypeOscillating U-tube Densimeter
Form FactorBenchtop Laboratory Instrument
Sample TypeLiquid
Density Range0–3 g/cm³
Density Accuracy±5 × 10⁻⁵ g/cm³
Density Repeatability±5 × 10⁻⁵ g/cm³
Temperature Range0–100 °C (Peltier-controlled)
Temperature Stability±0.01 °C
Resolution0.0001 g/cm³
Minimum Sample Volume1 mL (manual), ~2 mL (auto-pump)
Measurement Time~10 s (to 4-digit precision)
Viscosity CorrectionAutomatic real-time correction
Bubble DetectionIntegrated optical detection
Cleaning ModeFully automated rinse-dry cycle (vacuum + dual/triple wash + drying pump)
InterfacesLAN, USB, RS-232C
PowerAC 100–240 V, 50/60 Hz, 40 W
Dimensions295 × 330 × 255 mm (W×D×H)
Weight~19 kg
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Instrument TypeLaboratory Benchtop Oscillating U-Tube Densimeter
Sample TypeLiquid
Density Range0–3 g/cm³
Density Accuracy±3×10⁻⁶ g/cm³
Density Repeatability±1×10⁻⁶ g/cm³
Density Reproducibility±2×10⁻⁶ g/cm³
Temperature Control Range0–100 °C (Peltier-regulated)
Temperature Stability±0.001 °C
Resolution1×10⁻⁶ g/cm³
Minimum Sample Volume1 mL (manual), ~2 mL (auto-pump)
Measurement Time~10 s to 4-digit precision
Viscosity CorrectionAutomatic real-time correction
Bubble DetectionIntegrated optical detection
Cleaning ModeFully automated rinse-dry cycle (vacuum, dual/triple solvent wash, drying air)
Data InterfaceLAN, USB, RS-232C
PowerAC 100–240 V, 50/60 Hz, 40 W
Dimensions295 × 330 × 255 mm (W×D×H)
Weight~19 kg
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Import StatusImported
ModelCHD-502H
Instrument TypeOscillating U-tube Densimeter
Form FactorBenchtop Laboratory System
Sample PhaseLiquid Only
Density Range0–3 g/cm³
Density Resolution1 × 10⁻⁶ g/cm³
Density Repeatability±1 × 10⁻⁶ g/cm³
Temperature Control Range (Sample Chamber)20–80 °C
Density Meter Interface Temperature Range0–96 °C
Minimum Sample Volume1–2 mL
Viscosity Handling CapabilityUp to 50,000 mPa·s (via integrated vacuum-pressure pump)
Sample Capacity30 positions (20 mL glass vials)
Power SupplyAC 100–120 / 200–240 V, 50/60 Hz, ~380 W
Dimensions (W×D×H)610 × 445 × 500 mm
Weight29 kg
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Import StatusImported
ModelDA-130Nc
Instrument TypeOscillating U-Tube Densimeter
PortabilityHandheld
Sample TypeLiquids Only
Density Range0.0000–2.0000 g/cm³
Density Accuracy±0.001 g/cm³
Density Resolution0.0001 g/cm³
Repeatability±0.0005 g/cm³
Temperature Range0.0–40.0 °C
Minimum Sample Volume1–2 mL
Viscosity Limit≤2000 mPa·s
Data Storage Capacity1100 measurements
CommunicationIrDA infrared interface, optional RS-232C
Power SupplyTwo 1.5 V alkaline batteries (approx. 90 h operation)
Dimensions65 × 115 × 235 mm
Weight360 g
IncludesIntegrated stand (DA-130Nc Stand)
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
Manufacturer TypeOriginal Equipment Manufacturer (OEM)
Instrument TypeOscillating U-tube Densimeter & Abbe-type Refractometer
Form FactorBenchtop Laboratory Instrument
Sample TypeLiquids Only
Density Range0 to 3 g/cm³
Density Accuracy±1 × 10⁻⁵ g/cm³
Density Repeatability5 × 10⁻⁶ g/cm³
Density Resolution0.00001 g/cm³
Refractive Index Range1.3200–1.7000 nD
Refractive Index Accuracy±0.0001 nD
Refractive Index Resolution0.0001 nD
Temperature Control Range (Density)0–100 °C
Temperature Control Range (Refractometry)5–75 °C (optional: 5–100 °C)
Sample Volume Requirement1–2 mL
Temperature RegulationPeltier-controlled
Auto-samplingIntegrated
Display InterfaceTouchscreen tablet or external PC via USB/Ethernet
Calibration StandardsAir + distilled water (or certified reference materials)
ComplianceASTM D4052, ASTM D1250, ISO 12185, ISO 2859, USP <841>, Ph. Eur. 2.2.39, JIS K 0061
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Import StatusImported
ModelDA-130N
Instrument TypePortable Oscillating U-Tube Densitometer
Sample TypeLiquids
Density Range0.0000–2.0000 g/cm³
Density Accuracy±0.001 g/cm³
Density Resolution0.0001 g/cm³
Repeatability±0.0005 g/cm³
Temperature Range0.0–40.0 °C
Temperature Resolution0.1 °C
Minimum Sample Volume1–2 mL
Viscosity Limit≤2000 mPa·s
DisplayLCD
Data Storage1100 measurements
InterfaceInfrared, optional RS-232C
Wetted MaterialsPTFE inlet tube, borosilicate glass measuring cell, polypropylene syringe
Power3 V DC (2 × AA alkaline batteries)
Weight~360 g
ComplianceASTM D7777, IP 559, ISO 12185
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Import StatusImported
ModelDA-850
Instrument TypeOscillating U-tube Density Meter
Form FactorBenchtop Laboratory Instrument
Sample TypeLiquid
Density Range0–3 g/cm³
Density Accuracy±0.00001 g/cm³
Density Repeatability±0.000005 g/cm³
Resolution0.00001 g/cm³
Temperature Range0–100 °C (Peltier-controlled)
Temperature Stability±0.01 °C
Minimum Sample Volume1 mL (manual), ~2 mL (auto-pump)
Measurement TimeAs fast as 10 seconds to 4-digit stability
ComplianceASTM D4052, ISO 12185, IP 365, USP <841>, EP 2.2.5, JIS K 0061, GB/T 29617, GB/T 611, GB/T 2013, GB 5009.2, GB 5009.225, and pharmacopeial methods for relative density
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Import StatusImported
ModelDCU-551H
Instrument TypeOscillating U-tube Densimeter Accessory
Form FactorBenchtop Laboratory System
Sample PhaseLiquid Only
Density Measurement Range0–3 g/cm³
Density Resolution1 × 10⁻⁶ g/cm³
Repeatability±1 × 10⁻⁶ g/cm³
Temperature Control Range (Sampler)Ambient to 80 °C
Minimum Sample Volume1–2 mL
Viscosity Handling CapabilityUp to 50,000 mPa·s (via integrated vacuum-pressure pump)
Sample Vial20 mL glass bottle
Automation FunctionsAuto-sampling, pressurized discharge, dual-solvent cleaning, dry-purge with compressed air
Power SupplyAC 100–120 / 200–240 V, 50/60 Hz, ~190 W
Dimensions (W×D×H)400 × 350 × 450 mm
Weight17 kg
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
ManufacturerYes
Instrument TypeLaboratory Benchtop Oscillating U-Tube Densimeter
Sample TypeLiquids
Density Range0 to 3 g/cm³
Density Accuracy±0.000003 / ±0.00001 / ±0.00005 g/cm³
Temperature Control Range0–100 °C
Temperature Resolution0.001 °C / 0.01 °C / 0.01 °C
Repeatability±0.000001 / ±0.000005 / ±0.00005 g/cm³
Resolution0.000001 / 0.00001 / 0.0001 g/cm³
Minimum Sample Volume1–2 mL
InterfaceLAN, USB, RS-232C
Power SupplyAC 100–240 V, 50/60 Hz
Dimensions295 × 330 × 255 mm (W×D×H)
Weight~19 kg
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BrandKEM (Kyoto Electronics Manufacturing)
OriginJapan
Manufacturer TypeOriginal Equipment Manufacturer (OEM)
Origin CategoryImported
ModelDA-8 Series + RA-6 Series
Instrument TypeOscillating U-tube Densimeter & Automatic Digital Refractometer
Form FactorBenchtop Laboratory Instrument
Sample TypeLiquid Only
Density Range0–3 g/cm³
Refractive Index Range1.32000–1.7000 nD
Temperature Control Range0–100°C (density), 5–75°C (refractometry)
Temperature Stability±0.001°C (DA-860), ±0.01°C (DA-850/DA-840, RA-620), ±0.1°C (RA-600)
Density Accuracy±0.000003 g/cm³ (DA-860), ±0.00001 g/cm³ (DA-850), ±0.00005 g/cm³ (DA-840)
Refractive Index Accuracy±0.00002 nD (RA-620), ±0.0001 nD (RA-600)
Repeatability±0.000001 g/cm³ (DA-860), ±0.000005 g/cm³ (DA-850), ±0.00005 g/cm³ (DA-840)
Integrated Peltier ThermostatYes
Viscosity CompensationYes (automated correction for high-viscosity liquids)
Auto-sampling PumpStandard
Dryness DetectionYes
ComplianceASTM D1250, ASTM D4052, ISO 12185, ISO 2859, USP <841>, JIS K 0061, JIS K 2248
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