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| Brand | Keyuan Instruments |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | KY-210B |
| Instrument Type | Universal Potentiometric Titrator |
| Application Scope | General-purpose |
| Bias Voltage Range | 0–500 mV (adjustable) |
| Chloride Ion Measurement Range | 0.1 ppm to full percentage content |
| Accuracy | < ±2% |
| Repeatability | ≤ ±0.1 mg NaCl/L (for samples ≤2 mg NaCl/L) |
| Detection Sensitivity | Cl⁻: 0.1 mg/L |
| Titration Cell Volume | 145 mL |
| Sample Mass | 0.02–0.05 g |
| Dimensions (W×D×H) | 465 × 280 × 195 mm |
| Power Consumption | 40 W |
| Operating Environment | 10–40 °C, RH ≤80%, low electromagnetic interference |
| Brand | Kyoyuan |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Domestic |
| Model | KY-4 |
| Instrument Type | Basic Nitrogen & Mercaptan Sulfur Analyzer |
| Application Scope | Dedicated Analyzer |
| Sample Form | Liquid |
| Measurement Range | ≥3 µg/g |
| Titration Method | Potentiometric Titration |
| Minimum Titration Volume | 0.01 mL |
| Potential Measurement Range | 0 to ±1999.5 mV |
| Burette Accuracy | ±0.1% F·S |
| Electronic Unit Basic Error | ±0.1% of full scale + 0.5 mV |
| Accuracy | Relative error ≤5% |
| Compliance Standard | SH/T 0162 |
| Brand | Keyuan Instruments |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | KY-200 |
| Pricing | Available Upon Request |
| Principle | Microcoulometric Titration (ASTM D3227, ASTM D5808, SH/T 0253–1992, GB/T 11061–1997, SH/T 0222–1992) |
| Sample Types | Liquid, Solid, Gas (with optional injectors) |
| Detection Method | Coulometric Generation of Titrant (I₂ for S |
| Sulfur Range | 0.2–10,000 mg/L |
| Chlorine Range | 0.3–10,000 mg/L |
| Bias Voltage Range | 0–500 mV |
| Furnace Temperature Range | Ambient to 1000 °C |
| Temperature Control Accuracy | ±5 °C |
| Power Consumption | 1500 W |
| Dimensions (W×D×H) | 530 × 500 × 340 mm |
| Cooling | Air-cooled Cracking System with Auto-Controlled Fan |
| Compliance | SH/T 0253–1992, GB/T 11061–1997, SH/T 0222–1992 |
| Standard Configuration | KY-200 Liquid Analysis System + PC Workstation |
| Optional Accessories | Solid Sampler, Light/Heavy Quartz Cracking Tubes, Certified Reference Materials |
| Brand | Keyuan Instruments |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Universal Potentiometric Titrator |
| Model | KY-4Br |
| Measurement Principle | Coulometric Titration (Microcoulometry) |
| Measurement Range | Bromine Number: 0–300 g Br/100g oil |
| Bromine Index | 1–1000 mg Br/100g oil |
| Detection Limit | 1 mg Br |
| Accuracy | ±3% ±0.2 g Br (bromine number) |
| Resolution | 0.01 mg Br |
| Bias Voltage Range | 0–500 mV |
| Sample Volume | <10 µL (bromine number) |
| Reagent Consumption | <1 mL per sample |
| Power Consumption | 20 W |
| Compliance Standards | SH/T 0630–1996, SH/T 1551–2018, GB/T 11136–1989(2004), SH/T 1767–2008(2015), GB/T 1815–1997, ASTM D1492 |
| Origin | Jiangsu, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | KY4S |
| Pricing | Available Upon Request |
| Sample Type | Liquid |
| Method | Potentiometric Titration |
| Detection Limit | ≥3 µg/g |
| Minimum Burette Delivery Volume | 0.01 mL |
| Potential Measurement Range | 0 to ±1999.5 mV |
| Burette Accuracy | ±0.1% F.S. |
| Electronic Unit Basic Error | ±0.1% of full scale + 0.5 mV |
| Relative Error | ≤5% |
| Brand | Keyuan Instruments |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | KY-200.1 |
| Pricing | Available Upon Request |
| Brand | Kyoyuan |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | KY-200 |
| Price Range | USD 2,800 – 7,000 |
| Measurement Principle | Microcoulometric Titration (Electrolytic Iodine Generation) |
| Sample Forms | Liquid, Solid, Gas (with optional injectors) |
| Analyte | Total Sulfur (S) |
| Detection Range | 0.1 mg/L – 10,000 mg/L |
| LOD (S) | 0.1 mg/L |
| Repeatability | As per SH/T 0253 (Cv ≤ 3% at >10 mg/L |
| Temperature Control | Ambient to 1100 °C, ±1 °C |
| Carrier Gases | Industrial-grade N₂ and O₂ |
| Cooling Method | Intelligent Fan-based Air Cooling |
| Power Rating | 1500 W |
| Compliance Standards | SH/T 0253, GB/T 11061.4, SH/T 0222, GB/T 3208, SH/T 1147 |
| Brand | Keyuan Instruments |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | OEM Manufacturer |
| Region of Origin | Domestic (China) |
| Model | KY-6 |
| Instrument Category | Automatic Potentiometric Titrator |
| Application Scope | Universal |
| Measurement Range | ≥0.001 mg KOH/g |
| Potentiometric Measurement Range | −2000.0 to +2000.0 mV |
| Electronic Unit Basic Error | ±0.1% F·S ± 0.1 mV |
| Input Impedance | ≥1 × 10¹² Ω |
| Burette Capacity | 10 mL |
| Minimum Dispensing Volume | 0.001 mL |
| Burette Accuracy | ±0.1% F·S |
| Titration Accuracy | ±0.1% F·S |
| Endpoint Detection | Adaptive endpoint recognition via smoothed titration curve analysis |
| Compliance Standards | GB/T 7304–2000, GB/T 18609–2010 |
| Brand | Keyuan Instruments |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | KY-4D |
| Instrument Type | Alkaline Nitrogen & Mercaptan Sulfur Analyzer |
| Application Scope | General-purpose petroleum product analysis |
| Measurement Range | ≥3 µg/g |
| Burette Resolution | 0.01 mL |
| Potentiometric Accuracy | ±0.1% F.S. |
| Potential Measurement Range | (0 to ±1999.5) mV |
| Brand | Kyoyuan |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Universal Potentiometric Titrator |
| Application Scope | Dedicated for Hydrocarbon Analysis |
| Bromine Number Range | 0–300 g Br/100 g oil |
| Bromine Index Range | 1–1000 mg Br/100 g oil |
| Potential Measurement Accuracy | 0.1 mV ± 0.03% |
| Potential Resolution | 0.1 mV |
| Titration Volume Precision | 0.001 mL |
| Bromine Mass Resolution | 0.01 mg Br |
| Detection Limit | 0.1 mg Br |
| Accuracy | ±5% (bromine index ≥ 1 mg Br/100 g oil) |
| Bias Voltage Range | 0–500 mV |
| Cell Volume | 150 mL |
| Stirring Method | Magnetic Stirring |
| Power Supply | 220 V, 50 Hz |
| Power Consumption | 20 W |
| Weight | ~1.6 kg |
| Brand | Kyoyuan |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Manufacturer |
| Origin Category | Domestic |
| Model | KY-200 |
| Pricing | Upon Request |
| Standard Compliance | SH/T 0253–92, GB/T 11061–1997, SH/T 0222–1992 |
| Sample Types | Liquid, Solid, Gas (with optional injectors) |
| Analytical Method | Microcoulometric Titration |
| Bias Voltage Range | 0–500 mV |
| Measurement Range | S: 0.2–10,000 mg/L |
| Cl | 0.3–10,000 mg/L |
| Repeatability | ≤50% RSD for S ≤1.0 mg/L |
| Carrier Gases | Ambient-grade O₂ and N₂ |
| Furnace Temperature Range | Ambient to 1000 °C |
| Temperature Control Accuracy | ±5 °C |
| Power Consumption | 1500 W |
| Dimensions (W×D×H) | 530 × 500 × 340 mm |
| Brand | Kyoyuan |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Model | WC-200 |
| Detection Method | Coulometric Titration (Electrolytic Silver Generation) |
| Measurement Range | 1 ppm – 1 wt% Cl |
| Detection Limit | 1 ppm |
| Precision | ≤1 ppm (for 1–10 ppm Cl) |
| Sample Types | Solid, Liquid, or Viscous Petroleum Samples (with compatible autosampler or quartz boat system) |
| Temperature Control Range | Ambient to 1100 °C |
| Temperature Stability | ±1 °C |
| Gas Requirements | Industrial-grade O₂ and N₂ |
| Cooling System | Intelligent Fan-based Air Cooling |
| Compliance Standard | RIPP 64-90 (Refined Petroleum Products — Determination of Total Chlorine Content by Microcoulometry) |
| Power Rating | 1.5 kW |
| Brand | Kyoyuan |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | KY-200CL |
| Price Range | USD 2,800 – 7,000 |
| Measurement Principle | Microcoulometric Titration (Silver Coulometric Detection) |
| Sample Forms | Solid, Liquid, Gas (with optional injectors) |
| Chlorine Range | 0.2 mg/L – 10,000 mg/L (dilution required above 5,000 mg/L) |
| Detection Limit | 0.2 mg/L (as Cl) |
| Precision | RSD ≤3% for [Cl] >10 mg/L |
| Temperature Control | Ambient to 1100 °C, ±1 °C |
| Power Requirement | 1500 W |
| Carrier Gases | Industrial-grade N₂ and O₂ |
| Cooling Method | Intelligent Fan-cooled Cracking System |
| Compliance Standards | GB/T 18612–2011, ASTM D5808–2009 |
| Brand | Kyoyuan |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | KY-200 |
| Price | Upon Request |
| Principle | Microcoulometric Titration (ASTM D5808 / SH/T 0253 / GB/T 11061.4) |
| Sample Forms | Liquid, Solid, Gas (with optional injectors) |
| Detection Range | S: 0.1–10,000 mg/L |
| Cl | 0.2–10,000 mg/L |
| Detection Limit | S: 0.1 mg/L |
| Cl | 0.2 mg/L |
| Repeatability | As per ASTM/SH/GB standards (Cv ≤3% at >10 mg/L) |
| Temperature Control | Ambient to 1100 °C, ±1 °C |
| Power Requirement | 1500 W |
| Carrier Gases | Industrial-grade N₂ and O₂ |
| Cooling | Fan-cooled pyrolysis furnace with auto-start/stop logic |
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