- Professional Class 5 chemical indicator for steam sterilization (250 pcs). Ensures precise control of sterilization effectiveness. Complies with ISO 11140-1. Clear color change from pink to brown. See full details!
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STEAM - Class 5 - 4A 5 SL – Class 5 Chemical Indicator for Steam Sterilization (250 pcs.)
4A 5 SL is a professional Class 5 chemical indicator designed to monitor the effectiveness of steam sterilization processes. This product is an essential tool for all medical facilities, dental and podiatry clinics, beauty salons, and tattoo studios where the safety and hygiene of instruments are of utmost importance.
The 4A 5 SL indicator enables daily, precise verification of the critical parameters of the sterilization process: time, temperature, and steam saturation. The indicator demonstrates effectiveness equivalent to biological indicators, providing reliable confirmation of a successful sterilization cycle. It is suitable for use in all steam sterilization cycles within a temperature range of 121°C–134°C. The color change of the indicator substance from pink to brown provides a clear signal of an effective sterilization process.
Products offered in the autoclaves.shop store are carefully selected for professional use in medicine, the beauty industry, podiatry, tattoo studios, and other fields requiring the highest hygiene standards. Our Class 5 indicators meet all applicable standards and technical requirements, including ISO 11140-1 Class 5. Our store has been operating continuously since 2005, as a pioneer in the autoclave market, supplying customers in dozens of countries worldwide.
Main Product Features:
- Compliance with ISO 11140-1 Class 5 standard
- Color change from pink to brown – fast and clear result interpretation
- Free from heavy metals and toxic substances – safe for health
- Laminated surface – resistant to damage
- Linear arrangement of indicator substance – even indication
- Packaging: 250 pieces
Application and Instructions for Use
Place the indicator inside the package to be steam sterilized. After the process, check whether the indicator has changed to the reference color. If the color does not change, the sterilization process was unsuccessful and must be repeated.
Safety and Storage
The product is harmless to health and contains no heavy metals or toxic substances. Store in a dry, dark, and cool place.
Why Choose Products from autoclaves.shop?
- Products intended for professional use in medicine, cosmetology, podiatry, and the beauty industry
- They meet rigorous standards and technical requirements
- The first autoclave market store – operating since 2005
- Spare parts and consumables have listed compatibility with devices, making it easy to choose the right indicator for your autoclave. Compatibility is provided in the Compatibility section below the product description. Technical parameters of some products are also available in this section.
- We supply customers in dozens of countries worldwide
Product Parameters:
- Product Name: STEAM - Class 5 - 4A 5 SL
- Product Code: 4A 5 SL
- Manufacturer: 4a medical
- Quantity per package: 250 pieces
- Temperature range: 121°C–134°C
- Compliance: ISO 11140-1 Class 5
- Indicator type: Chemical, color change from pink to brown
- Intended use: Steam sterilization





