Contaminon® Series
The Contaminon® series are cleaning agents for laboratory equipment. FUJIFILM Wako has a lineup of detergents that vary in their characteristics, including pH (acid to alkaline) and form (powder and concentrated liquid). Please try "Contaminon® Series" cleaning agents for laboratory equipment which can be selected up to your needs.
Features
- Available in two types, concentrated liquid and powder
- Lineup of products that vary in pH (acid, neutral, and alkaline) and properties
- Phosphate-free detergents (excluding Contaminon® in powder form), which do not cause eutrophication
Guide for product selection
| Product Name | Acidity or Alkalinity | Usage | Types of stains | ||||
|---|---|---|---|---|---|---|---|
| Soaking | Ultrasonic waves |
Laboratory equipment |
Blood / Protein |
Fat / Mineral oil |
Permanent marker ink |
||
| Contaminon® | Alkalinity | ✓ | ✓ | ✓ | ✓ | ✓ | |
| Contaminon® B | Alkalinity | ✓ | ✓ | ✓ | ✓ | ✓ | |
| Contaminon® O-II | Alkalinity | ✓ | ✓ | ✓ | ✓ | ✓ | |
| Contaminon® L | Alkalinity | ✓ | ✓ | ✓ | ✓ | ✓ | |
| Contaminon® LS-II | Alkalinity | ✓ | ✓ | ✓ | ✓ | ✓ | |
| Contaminon® US | Weak alkalinity | ✓ | ✓ | ✓ | ✓ | ||
| Contaminon® N | Neutrality | ✓ | ✓ | ✓ | ✓ | ✓ | |
| Contaminon® AC | Acidity | ✓ | ✓ | ||||
[Note] Do not use alkaline detergents on aluminum utensils. Acid detergents should not be used on metal utensils.
Product Lineup
| Product Name | Appearance | pH | Use | Features/Application | Example of typical use |
|---|---|---|---|---|---|
| Contaminon® | Powder | 10.0 (1% Solution） |
For cleaning equipment | Powerful detergent for general equipment, consisting of a nonionic surfactant and several builders. | Concentration for soaking: 0.5% to 1%. Soak for 2 to 3 hours and then wash with water. |
| Contaminon® B | Powder | 10.0 (1% Solution) |
For cleaning general physical and chemical instruments | Strong detergent for general equipment consisting mainly of a higher alcohol-based nonionic surfactant and inorganic alkali salts. | Concentration for soaking: 0.5% to 1%. Soak for 2 to 3 hours and then wash with water. |
| Contaminon® O-II | For cleaning lab coats and examination equipment | A non-ionic detergent containing oxygen-based bleach. It foams when dissolved. Unlike chlorine-based detergents, it has little odor and is effective against tough protein-based stains. | Dissolve in hot water (60-80℃), soak for 10 minutes to 1 hour, then wash with water. | ||
| Contaminon® L | Liquid | 10.4 (2% Solution） |
For removing heavy metals | Low-foaming and suitable for contaminants such as fats and heavy metals. Contains a special chelating agent together with a detergent for cleaning general physical and chemical instruments |
Concentration for soaking: 2%. Soak for 20 minutes and then wash with water. |
| Contaminon® LS-Ⅱ | Liquid | 13.0 (10% Solution） |
For cleaning general physical and chemical instruments | Strong detergent that is more alkaline than Contaminon®L and particularly effective for greasy dirt, blood, etc. | Normal dirt: concentration 1-2% Severe dirt: concentration 5% Extreme dirt: concentration 10-20% Soak in detergent solution for 2-24 hours, then wash with water. |
| Contaminon® US | Liquid | 9.6 (0.5% Solution) |
For automatic washing machines | A non-phosphorus, non-foaming liquid detergent that can be used for ultrasonic cleaning. It is slightly alkaline, so it has little effect on equipment. | Concentration: 0.5-1% Optimum temperature: 40-50℃ After ultrasonic cleaning for 10-15 minutes, then wash with water. |
| Contaminon® N | Liquid | 7.0 (2% Solution) |
For cleaning precision measuring instruments | This detergent is neutral, so there is no risk of corrosion. It is ideal for removing general dirt from instruments that are weak to alkalis (such as burettes, optical cells, and optical components such as lenses). | Concentration: 1-2% Soak in detergent solution overnight, then wash with water. |
| Contaminon® AC | Liquid | 1.8 (2% Solution) |
For cleaning basic residues | Suitable for cleaning medical and scientific equipment that is difficult to remove with alkalis. An acidic detergent with high-grade alcohol-based nonionic surfactants and several organic acids as its main ingredients. | Concentration for soaking: 2% to 5% Soak for 2 to 3 hours and then wash with water |
Q&A
Q：How much Contaminon® is used?
A : Dilute to the concentration described above as the example of use.
Example 1: Adjusting the concentration of Contaminon® B (powder) to 1%
Dissolve 2 spoons of this product (1 scoop = approximately 5 g) in 1 L of tap water before use.
Example 2: Adjusting the concentration of Contaminon® N (concentrated liquid) to 1%
Use 100 mL of this product for 10 L of tap water.
Which of these can be used for ultrasonic cleaning?
A : Contaminon® US does not foam well, so it can be used in ultrasonic cleaners. Other products, which foam well, are not suitable for use in ultrasonic cleaners. * Contaminon® LA also does not foam well, so it is suitable for cleaning automatic analyzers.
Q:How to dispose of Contaminon®?
A : Dilute the liquid used for soaking the instrument with a large amount of water before disposal. Dispose of Contaminon® itself as specified by local regulations.
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