Tongtai Union (TTL)
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| Brand | Tongtai Union (TTL) |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | TTL-4SH |
| Instrument Category | Laboratory Water Quality Analyzer |
| Analyte | Hydrogen Sulfide (H₂S) |
| Detection Method | Methylene Blue Spectrophotometry (per HJ 1226–2021 & GB 17378.4–2007) |
| Heating Range | Ambient to 90 °C |
| Temperature Accuracy | ±1 °C |
| Power Supply | AC 220 V, 50/60 Hz, 2000 W |
| Total Heating Power | 1800 W |
| Water Bath Capacity | 2000 mL × 4 positions |
| Nitrogen Flow Control | 0–10 L/min per channel |
| Stirring Speed Range | 0–3000 rpm |
| Stirring Control | Stepless (independent per sample) |
| Sample Rack Travel | 100 ±2 mm vertical lift |
| Construction Materials | Stainless steel frame with PTFE-coated internal components |
| Drain Valve | Stainless steel manual valve |
| Dimensions (W×D×H) | 540 × 520 × 835 mm |
| Brand | Tongtai Union (TTL) |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Model | TTL-860 |
| Sample Capacity | 4/6/8 bottles (selectable configuration) |
| Bottle Volume | 2000 mL |
| Tumbling Angle | 30° fixed tilt between bottle axis and rotation shaft |
| Rotation Speed Range | 0–100 ±0.2 rpm (infinitely variable, digital display) |
| Oscillation Frequency | 0–200 cycles/min (adjustable, amplitude 8 mm) |
| Pause Time Setting | 1 s – 99 h |
| Rotation Direction Control | Forward → Pause → Reverse (manual override available) |
| Temperature Range | Ambient to 50 °C (±0.5 °C accuracy at 30 rpm) |
| Safety Features | Interlocked door stop, leakage-proof drawer tray, overload/overheat/堵转 protection, emergency stop, soft-start/soft-stop ramping, integrated illumination, full stainless steel construction |
| Compliance | Designed per HJ/T 299–2007 and HJ/T 300–2007 (China Environmental Protection Standards for Solid Waste Leaching Toxicity Testing) |
| Brand | Tongtai Union (TTL) |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Category | Electric Stirrer / Rotational Shaker |
| Model | TTL-864 |
| Maximum Sample Volume | 2 L |
| Speed Range | 0–100 ±0.2 rpm |
| Temperature Control Range | Ambient to 50 °C (±0.5 °C accuracy at 30 rpm) |
| Tilt Angle | 30° |
| Rotation Modes | Continuous forward, pause, reverse (manual override included) |
| Cycle Timing | Forward/reverse duration: 1 s–99 h |
| Pause duration | 1 s–99 s |
| Vibration Frequency | 0–200 cycles/min |
| Vibration Amplitude | 8 mm |
| Vibration Duration Control | 0–30 min / 0–30 h / 0–300 h |
| Chamber Illumination | Integrated LED viewing window |
| Construction Material | Full 304 stainless steel |
| Safety Features | Interlocked door stop, leakage-proof drawer tray, overload/overheat/堵转 (stall) protection, emergency stop, soft-start/soft-stop motor control |
| Brand | Tongtai Union (TTL) |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | TTL-868 |
| Price Range | USD 7,000–14,000 |
| Instrument Type | Solid-Liquid Extraction System |
| Temperature Range | Ambient to 50 °C (±0.5 °C accuracy at 30 rpm) |
| Pressure Range | 0–5 MPa |
| Extraction Cell Volume | 2000 mL |
| Extraction Duration | 0–300 h |
| Dimensions (W×D×H) | 980 × 500 × 500 mm |
| Sample Capacity | 8 positions |
| Tilt Angle | 30° |
| Rotation Speed | 0–100 ±0.2 rpm (infinitely variable) |
| Oscillation Frequency | 0–200 cycles/min |
| Oscillation Amplitude | 8 mm |
| Pause Time Setting | 1 s–99 h |
| Forward/Reverse Cycle Timing | 1 s–99 h |
| Oscillation On/Off Timer | 0–30 min / 0–30 h / 0–300 h |
| Brand | Tongtai Union (TTL) |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | TTL-DCIII |
| Price Range | USD 1,400 – 5,600 |
| Heating Method | Water Bath |
| Temperature Range | 0–99 °C |
| Temperature Stability | ±1 °C |
| Tube Diameter Compatibility | 10–29 mm |
| Gas Flow Rate | 0–15 L/min |
| Sample Capacity | 36 Positions |
| Heating Power | 1800 W |
| Brand | Tongtai Union (TTL) |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Region of Origin | Domestic (China) |
| Model | TTL-GDC |
| Heating Method | Dry-block (aluminum bead bath) |
| Temperature Range | Ambient to 130 °C |
| Temperature Uniformity | ±1 °C |
| Sample Capacity | 36 positions |
| Tube Diameter Compatibility | 10–29 mm |
| Gas Flow Rate | 0–15 L/min |
| Heating Power | 1000 W |