Pharmaceutical Testing Instruments ST301 Stability Test Chamber for Precise Temperature and Humidity Control

ST301 Stability Test Chamber (Pharmaceutical Application)
Product Overview
The ST301 Stability Test Chamber is professionally applied in the pharmaceutical industry for pharmaceutical formulation stability testing, which aims to verify product shelf life and analyze relevant influencing factors. This equipment features stable and reliable test performance, precise temperature and humidity control accuracy, and ultra-long service life. It fully complies with long-term, accelerated and intermediate stability test requirements specified in Pharmacopoeia, FDA, ICH and other authoritative industry standards. Additionally, it supports low-humidity testing at 40 °C and 20% RH for special pharmaceutical preparations such as intravenous infusions.
Performance and Technical Parameters
- Internal Volume: 250L (customizable volumes available)
- Temperature Control Range: 0 ℃～65 ℃; Temperature Fluctuation: ±0.5 ℃; Temperature Uniformity: ±1.0 ℃
- Humidity Control Range: 20%～90% RH; Humidity Uniformity: ±3.0% RH
- Working Timing Range: 1h～9999h
- Control Mode: Balanced temperature and humidity control
- Display Screen: 7-inch color touch screen for real-time temperature and humidity display
- Permission Management: 3-level permission system (operator, administrator, super user)
- Data Management Function: Supports operation records, alarm records and historical data query
- Humidity Sensor: Original imported Samsung capacitive sensor with direct detection and maintenance-free operation
- Refrigeration Compressor: Original imported fully enclosed dual compressors with low noise and long service life; supports one-working-one-standby or alternating operation mode
- Data Printing Function: Equipped with standard needle printer, capable of printing equipment model, serial number and real-time temperature & humidity data
- Inner Chamber Size: 550 * 500 * 890 mm
- External Dimension: 740 * 850 * 1680 mm
- Rated Power: 850W
- Data Storage: Built-in controller supports over 5 years of electronic text data storage; external PC data recording and storage is also available
- On-site Alarm System: Acoustic and visual alarm for temperature and humidity deviation, with independent over-temperature alarm function
- Material: Inner liner adopts 304 mirror stainless steel; outer shell is made of high-quality sprayed steel plate
- Door Structure: Double-layer door design; tempered glass inner door for intuitive observation; fully enclosed outer door to avoid external light interference
- Dual Safety Protection: Equipped with anti-dry burning double protection and independent over-temperature protection system for automatic power cut-off
- Comprehensive Safety Devices: Built-in protection mechanisms for compressor overheating, fan overheating, overpressure and overload
- Power Supply: AC 220V ±10%, 50Hz
- Ambient Working Temperature: 5 ℃～35 ℃ above room temperature

Packing list

Quality Assurance Terms
Shandong Shengtai Instrument Co., Ltd. provides the following quality assurance for all sold instruments:
- All supplied instruments are brand new, in full compliance with national quality standards and equipped with manufacturer’s certificates of conformity.
- All materials and core components meet the technical requirements specified in official technical documents.
- Warranty Period: One-year full equipment warranty (excluding normal wear and tear of vulnerable parts).
- Free maintenance is provided for all quality-related equipment failures occurring within the warranty period. Malfunctions caused by improper user operation will be repaired with reasonable material and service charges.
- The company provides lifetime component supply at discounted prices and lifelong full-machine maintenance services.
- Only cost fees will be charged for maintenance and technical services after the warranty expires.

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Pharmaceutical Testing Instruments ST301 Stability Test Chamber for Precise Temperature and Humidity Control Images