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High Quality Plastic or Glass Petri Dish for Laboratory Use

Reagent bottles are laboratory containers designed for safe storage of various liquids, powders, and chemical reagents. Made of high-quality plastic or glass, they feature good chemical resistance and stability.
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Petri Dish Product Introduction

Petri dishes are essential transparent laboratory containers used for microorganism culture, cell cultivation, and sample observation. Made of high-quality polystyrene, they feature excellent clarity and stability.


With a stackable design and vented or sealed lids, they allow air circulation while preventing contamination. They are widely applied in biology, microbiology, clinical testing, and food inspection. Sterile and disposable versions ensure safe, convenient, and reliable performance for daily laboratory experiments and scientific research.


Petri Dish – Features & Advantages

1. High-Clarity Polystyrene Material

Our petri dishes are made of high-quality transparent polystyrene, offering excellent optical clarity for clear observation of colonies and cell growth. The material is sturdy, non-toxic, and chemically stable, ensuring no interference with experimental results.

2. Sterile & Safe Design

Each petri dish is individually packaged and sterilized by gamma irradiation. They are certified DNase-free, RNase-free, endotoxin-free and pyrogen-free, meeting strict laboratory standards to prevent contamination during cell culture and microbial testing.

3. Secure Stackable Structure

Designed with a stable stacking base, these petri dishes save space in incubators and storage cabinets. The matching lid fits tightly to prevent dust and foreign matter while allowing mild air circulation, creating a stable growth environment for samples.

4. Uniform Flat Bottom

The bottom surface is highly flat and smooth with excellent uniformity, ensuring even distribution of medium and consistent growth of microorganisms or cells. This design greatly improves the accuracy and repeatability of experiments in research and testing.

5. Wide Application Compatibility

Available in standard sizes including 35mm, 60mm, 90mm and 150mm, suitable for microbial culture, cell cultivation, yeast culture, drug sensitivity tests and food detection. They are widely used in labs, hospitals, schools and research centers.



Application Scenarios of Petri Dish

1. Microbial Culture & Detection

Petri dishes are widely used for the cultivation, isolation and counting of bacteria, fungi and yeast. They provide a stable environment for microbial growth and are essential in microbiology research and pathogen detection.

2. Cell Culture Experiments

In biological laboratories, they are used for adherent cell culture, cell separation and observation. The flat, clear bottom allows researchers to monitor cell status easily under a microscope.

3. Clinical & Medical Testing

Hospitals and clinics use sterile petri dishes for pathogen culture and drug sensitivity tests. They help doctors identify infections and choose appropriate treatments accurately and safely.

4. Food & Cosmetic Safety Testing

They are applied in microbial detection for food, beverages and cosmetics. By culturing samples, inspectors can judge product safety and ensure compliance with health standards.

5. School Laboratory Teaching

Petri dishes are ideal for biology and chemistry teaching experiments. Students can observe microbial growth and conduct simple scientific experiments, helping improve learning effects.


Instructions for Use – Petri Dish

Before use, keep the petri dish sterile and avoid touching the inner surface. Pour cooled culture medium evenly into the dish and cover the lid gently. Inoculate samples under aseptic conditions, then incubate upside down to prevent condensation dripping. Store in a clean, dry environment. Proper operation ensures reliable cell and microbial growth with clear observation.

FAQs
  • Are your petri dishes sterile?
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    Yes, our petri dishes are sterilized by gamma irradiation, DNase-free, RNase-free, endotoxin-free and pyrogen-free. They are ready to use for cell culture and microbial experiments.
  • What sizes are available?
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    We provide standard sizes including 35mm, 60mm, 90mm and 150mm. All fit most incubators and are widely used in laboratories, hospitals and research centers.
  • Can petri dishes be reused?
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    Our petri dishes are designed for single-use only. Reusing may cause cross-contamination and affect experimental results. Disposable design ensures safety and accuracy.
  • Why should I incubate plates upside down?
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    Inverting prevents condensation from dripping onto the culture surface, avoids colony mixing and contamination, and helps maintain stable growth of microorganisms or cells.
  • Are they suitable for food testing?
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    Yes. They are made of high-quality polystyrene with high transparency and good stability. They are widely used for microbial detection in food, cosmetics and environmental samples.
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