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Hangzhou Zhuochi Instrument Co., Ltd.

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BrandZhuochi
OriginZhejiang, China
ModelAOX-WK-S
Measurement PrincipleCombustion–Microcoulometric Titration
Temperature Range500–1000 °C (±1% ±5 °C)
Accuracy<5%
Repeatability<5%
Limit of Detection (LOD)0.1 µg/L
ComplianceHJ 1214–2021 (China National Standard for AOX in Water)
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BrandZhuochi
OriginZhejiang, China
Manufacturer TypeAuthorized Distributor
Product CategoryDomestic
ModelKSXB-1008
Instrument TypeBox-Type Furnace
Max Temperature1050 °C
Temperature Control Accuracy±1 °C
Max Power5000 W
Heating Rate to Max Temp100 min
Heating MethodHigh-Temperature Resistance Wire
Internal Chamber Dimensions300 × 200 × 120 mm
Temperature Uniformity±5 °C (at 1050 °C)
Cooling InterfaceWater-Cooled Flange with External Chiller Port
Gas Inlet/OutletDual-Port with Regulated Valves & Flow Meter
Vacuum CompatibilityYes (requires external vacuum pump)
Thermocouple TypeS-Type (Platinum-Rhodium/Platinum)
Power Supply220 V, 50 Hz
Net Weight~110 kg
External Dimensions~730 × 550 × 700 mm
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BrandZhochi
OriginZhejiang, China
ModelAOX-3
Measurement PrincipleHigh-Temperature Combustion Coupled with Coulometric Titration
Quantification Range5–1000 mg sample mass
Accuracy±1%
Repeatability≤1% RSD
Detection Limit0.8–1000 µg/L (as AOX)
Resolution0.01 µg
Max Operating Temperature1150 °C
Temperature Uniformity±1 °C
Heating RateAdjustable up to 50 °C/min
Furnace Chamber DimensionsØ40 × 300 mm
Power Supply220 V, 50 Hz, 1.5 kW
Net Weight26 kg
ComplianceHJ/T 83–2001, ISO 9562:1989, GB/T 15959–1995, GB 8978–1996, GB 3544–2008
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BrandZhuochi
OriginZhejiang, China
ModelSK3-2-10-4
Chamber DimensionsØ40 × 400 mm
Max Operating Temperature1000 °C
Rated Power2 kW
Voltage200 V AC
Tube MaterialFused Quartz (standard), Alumina (optional)
Tube Dimensions (included)Ø40 × 600 mm
Control SystemLTDE Programmable Temperature Controller
Vacuum CompatibilityEquipped with stainless steel flange, vacuum gauge, inlet valve, and high-temp sealing compound
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BrandZhuochi
OriginZhejiang, China
Manufacturer TypeAuthorized Distributor
Country of ManufactureChina
ModelAOX-WK-S
Measurement PrincipleCombustion–Microcoulometric Titration
Temperature Range500–1000 °C
Temperature Accuracy±1% ±5 °C
Measurement Accuracy<5%
Repeatability<5%
LOD0.1 µg/L
ComplianceHJ 1214–2021
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BrandZhuochi
OriginZhejiang, China
Manufacturer TypeAuthorized Distributor
Country of ManufactureChina
ModelAOX-WK-S
Instrument TypeLaboratory Water Quality Analyzer
Target AnalytesFluorine, Chlorine, Bromine
Regulatory ComplianceHJ 1214–2021 (PRC National Standard for Determination of Adsorbable Organic Halogens in Water by Microcoulometry)
Operating SystemWindows-based GUI
Data OutputOn-screen real-time display, disk storage, and printer-compatible reporting
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BrandZhuochi
OriginZhejiang, China
ModelKSXL-4-10
Instrument TypeBox-Type Furnace
Max Temperature1000 °C
Temperature Uniformity±1 °C
Max Power4 kW
Heating Rate to Max Temp≤30 min
Heating ElementHigh-Temperature Resistance Wire
Internal Chamber Dimensions400 × 400 × 400 mm
Nominal Volume64 L
Temperature Range100–1000 °C
Control SystemLTDE Programmable Controller (50-Step Ramp/Soak)
Thermocouple TypeK-Type
Cooling InterfaceWater-Cooled Flange with Dual Inlet/Outlet Gas Ports
Vacuum CompatibilityYes (requires external vacuum pump)
Atmosphere OptionsInert gas (N₂, Ar), reducing gas (H₂/N₂ mix), or vacuum
InsulationLightweight Refractory Fiber Board + Ceramic Insulation Brick
Housing MaterialCold-Rolled Steel
Safety FeaturesDual-Stage Over-Temperature Protection, Integrated Pressure Gauge, Sealed Gasketed Door
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BrandZhuochi
OriginZhejiang, China
Manufacturer TypeAuthorized Distributor
Country of OriginChina
ModelSG-XL1100
Instrument TypeBox-Type Muffle Furnace
Max Operating Temperature100–1100 °C
Temperature Control Accuracy±1 °C
Display Resolution1 °C
Max Power Consumption1.5 kW
Heating Rate (to Max Temp)≤30 °C/min
Heating Element MaterialHigh-Performance Alloy Wire (0Cr27Al7Mo2)
Internal Chamber Dimensions165 × 120 × 105 mm
Power Supply220 V, 50 Hz
Temperature SensorK-Type Thermocouple (NiCr–NiSi)
Control System30-Stage Programmable PID Controller (LTDE Series)
Insulation MaterialPolycrystalline Alumina Fiber Blanket
External FinishPhosphated & Powder-Coated Cold-Rolled Steel (Computer Gray)
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BrandZhuochi
OriginZhejiang, China
Model3DHG
Temperature RangeRT +10°C to 250°C
Temperature Uniformity±2°C
Temperature Fluctuation±0.5°C
Temperature Resolution0.1°C (display), ±0.5°C (control accuracy)
Chamber Dimensions (W×D×H)300 × 300 × 270 mm
External Dimensions (W×D×H)510 × 500 × 440 mm
Inner Chamber MaterialMirror-finish 304 stainless steel
Heating ElementStainless steel sheathed heater
Air CirculationAdjustable rear inlet + top/bottom outlet, horizontal forced convection via long-shaft fan with aluminum alloy impeller
Power Supply220 V AC, 50 Hz
Rated Power500 W
Net Weight29 kg
ComplianceDesigned per IEC 61010-1 safety standards for laboratory equipment
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BrandZhuochi
OriginZhejiang, China
ModelSX3-5-10D-2
Furnace TypeBox-Type Muffle Furnace
Max Operating Temperature800 °C
Temperature Uniformity±1 °C
Heating Rate (to max temp)≤30 °C/min (adjustable)
Internal Chamber Dimensions350 × 350 × 350 mm (W × D × H)
Nominal Volume40 L
Rated Power5 kW
Heating ElementNickel-Chromium Resistance Wire
InsulationHigh-Emissivity, Low-Heat-Capacity Ceramic Fiber Board
Control SystemYudian Touchscreen Programmable PID Controller with SSR Output
Temperature SensorK-Type Thermocouple
Power Supply380 V, 50 Hz
Net Weight~177 kg
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BrandZhuochi
OriginZhejiang, China
ModelAOX-WK-3 Microcoulometric
ComplianceGB/T 34845–2017, GB/T 22904–2008
ConfigurationComplete AOX determination system with combustion furnace, microcoulometric titration unit, adsorption module, and dedicated software
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BrandZhuochi
OriginZhejiang, China
ModelSX3-3-10
Instrument TypeBox-Type Muffle Furnace
Max Temperature1000 °C
Temperature Uniformity±1 °C
Heating RateUp to 50 °C/min (adjustable)
Power Rating3 kW
Internal Chamber Dimensions300 × 200 × 150 mm (L×W×H)
Heating ElementHigh-Temperature Resistance Wire
Insulation MaterialLightweight Ceramic Fiber Board
Weight~32 kg
Power Supply220 V, 50 Hz
Control SystemLTDE 30-Stage Programmable PID Controller with Dual Over-Temperature Protection
ComplianceDesigned for ASTM D3174, ISO 287, ISO 15171, and GB/T 8306–2013 (Tea – Determination of Ash)
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BrandZhuochi
OriginZhejiang, China
Manufacturer TypeAuthorized Distributor
Country of OriginChina
ModelAOX-S
PricingUpon Request
Measurement PrincipleCombustion–Microcoulometric Titration
Furnace Temperature Range500–1000 °C
Temperature Accuracy±1% ±5 °C
Measurement Accuracy<5%
Repeatability<5%
Limit of Detection (LOD)0.1 µg/L (as Cl⁻ equivalent)
ResolutionNot specified
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BrandZhuochi
OriginZhejiang, China
Manufacturer TypeGeneral Distributor
Product CategoryDomestic
ModelSG-1200K-2
Instrument TypeTube Furnace
Max Temperature1200 °C
Temperature Control Accuracy±1 °C
Max Power2.5 kW
Heating Rate (to Max Temp)≤30 °C/min
Heating MethodResistance Wire Heating
Internal Chamber Dimensions60 mm (ID) × 400 mm (Heating Zone Length)
Nominal Volume240 L
Tube Diameter60 mm (Standard Quartz Tube, Straight)
Vacuum Capability–0.1 MPa
Temperature Range100–1200 °C
Thermocouple TypeS-Type Platinum-Rhodium
Control SystemLTDE Programmable PID Controller (50-Stage Ramp/Soak)
Tilting Angle15°
Rotatable TubeYes
CoolingForced-air rapid cooling
SealingStainless Steel Flanges with Float Flowmeters
Gas CompatibilityMulti-gas inlet (optional gas mixer available)
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BrandZhuochi
OriginZhejiang, China
ModelSX3-5-10DG
TypeBox-Type Muffle Furnace
Max. Temperature800 °C
Temperature Uniformity±1 °C
Heating Rate (to max temp)≤30 °C/min
Rated Power5 kW
Internal Dimensions350 × 350 × 350 mm
Nominal Volume40 L
Heating ElementNi-Cr Resistance Wire
InsulationHigh-Emissivity Ceramic Fiber Board
CirculationIntegrated Forced-Air Blower
Temp. SensorK-Type Thermocouple
Control SystemYudian Touchscreen Programmable PID Controller with SSR Output
ComplianceDesigned for GLP-compliant thermal processing environments
Power Supply380 V, 50 Hz
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BrandZhuochi
OriginZhejiang, China
ModelSX3-2-13
Chamber Dimensions165 × 120 × 105 mm
Maximum Temperature1300 °C
Rated Power2 kW
Voltage220 V, 50 Hz
Heating ElementU-shaped Silicon Carbide Rods
Temperature Uniformity±1 °C
Programmable Controller30-segment LTDE PID with Ramp/Soak, Power % Output, Slope Correction, Auto Hold & Auto Shut-off
WeightApprox. 48 kg (5× lighter than traditional refractory brick furnaces)
Typical Ramp Rate to 1000 °C10 min (adjustable between 1.5–12 °C/min)
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KeyPrinciple: High-Temperature Combustion + Microcoulometric Titration
Range0.8–1000 µg/L
Accuracy±1%
Repeatability≤1%
LOD0.8 µg/L
Resolution0.01 µg
Max Temp1150 °C
Temp Stability±1 °C
Furnace Zone200 mm
Power1.5 kW, 220 V/50 Hz
Dimensions345×360×660 mm
Weight26 kg
ComplianceHJ/T 83–2001, ISO 9562:1989, GB/T 15959–1995
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BrandZhuochi
OriginZhejiang, China
Manufacturer TypeAuthorized Distributor
Country of ManufactureChina
ModelAOX-WK-S
PriceUSD 15,200 (FOB Zhejiang)
Standard ComplianceHJ 1214–2021 (PRC Environmental Monitoring Standard for Water Quality — Determination of Adsorbable Organic Halogens (AOX) by Microcoulometric Method)
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BrandZhuochi
OriginZhejiang, China
ModelSK3-5-12-10
Chamber DimensionsØ100 × 700 mm
Max Operating Temperature1200 °C
Rated Power5 kW
Voltage220 V AC
Heating RateAdjustable from ambient to 1200 °C in 15–999 min
Tube Material OptionsHigh-Purity Quartz (Ø100 × 900 mm) or Alumina Ceramic Tube
Vacuum SystemStainless Steel Sealed Flange, Dual-Port Inlet/Outlet with Precision Vacuum Gauge and High-Temperature Sealing Compound
Control SystemLTDE Programmable Temperature Controller (Multi-Stage Ramp/Soak, Timer-Based Auto Start/Shutdown, Data Logging Capable)
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BrandZhuochi
OriginZhejiang, China
ModelSK3-6-13-8
Chamber DimensionsØ80 × 700 mm
Max Operating Temperature1300 °C
Rated Power6 kW
Voltage380 V AC
Tube MaterialFused Quartz or Alumina (Ø80 × 900 mm)
Sealing SystemStainless Steel Flange, High-Temp Vacuum Sealant, Integrated Vacuum Gauge & Inlet Valve
Control SystemLTDE Programmable Temperature Controller (Multi-Stage Ramp/Soak/Timer)
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BrandZhuochi
OriginZhejiang, China
Manufacturer TypeAuthorized Distributor
Country of OriginChina
ModelZSG-GL1200K
Instrument TypeRotary Tube Furnace
Max Temperature1200 °C
Temperature Uniformity±1 °C
Max Power2.5 kW
Max Heating Rate30 °C/min
Heating MethodResistance Wire (0Cr27Al7Mo2 Alloy)
Internal Chamber Dimensions60 mm (ID) × 400 mm (Heating Zone Length)
Effective Tube Volume~1.13 L (based on Φ60 mm × 400 mm)
Vacuum Capability–0.1 MPa (absolute)
Tilt Angle15°
Rotation FunctionYes
SealingStainless Steel Flange with Quartz Tube
Gas InletEquipped with Float Flowmeter
Thermal InsulationDual-layer Al₂O₃ Polycrystalline Fiber + Ceramic Fiber Blanket
Temperature SensorS-Type Platinum-Rhodium Thermocouple
ControllerLTDE Programmable PID Controller (50-Stage Ramp/Soak)
SafetyDual-Stage Over-Temperature Protection
Power Supply220 V, 50 Hz
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BrandZhuochi
OriginZhejiang, China
ModelAOX-S Zhuochi
Measurement PrincipleCombustion-Microcoulometric Titration
Temperature Range500–1000 °C (±1 % ±5 °C)
Accuracy<5 %
Repeatability<5 %
Limit of Detection0.1 µg/L
ComplianceHJ 1214–2021 (China EPA Standard for Water Quality — Determination of Adsorbable Organic Halogens by Microcoulometry)
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BrandZhuochi
ModelWK-3
OriginZhejiang, China
ComplianceGB/T 34845-2017
Detection PrincipleMicrocoulometric Titration
AOX Range0.5–5000 mg/L as Cl⁻
Combustion Temp500–1000 °C (±1% ±5 °C)
Generator Current±2 mA
Amplifier Output±30 V
Bias Voltage0–500 mV (adjustable)
Repeatability≤5% (≥10 mg/L), ≤10% (1–10 mg/L), ≤50% (<1 mg/L)
Power220 V AC ±10%, 50 Hz, 3000 W
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BrandZhuochi
OriginZhejiang, China
ModelGMP8-10
Instrument TypeBox-Type Muffle Furnace
Max Temperature50–1000 °C
Temperature Control Accuracy±1 °C
Display Resolution1 °C
Internal Chamber Dimensions400 × 400 × 400 mm
External Dimensions690 × 610 × 810 mm
Rated Power8 kW
Heating Rate (to max temp)≤60 °C/min (adjustable)
Heating ElementHigh-Temperature Resistance Wire
Thermal SensorK-Type Nickel-Chromium/Nickel-Silicon Thermocouple
Control SystemLTDE Programmable PID Controller with Ramp/Soak Programming
Safety FeaturesDual-Stage Over-Temperature Protection
InsulationHigh-Emissivity, Low-Heat-Capacity Ceramic Fiber Lining (Six-Sided Modular Assembly)
Enclosure OptionsCold-Rolled Steel with Epoxy Powder Coating OR 304 Stainless Steel Fully Sealed Housing
Weight~80 kg
ComplianceDesigned to Support GMP Documentation Requirements (21 CFR Part 11 Readiness via Optional Audit Trail Logging)
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