We were able to do so multiple times by cleaning and rinsing with dishwashing soap and water, then 20 minute soak in household bleach 10:1 dilution, then rinse in tap water, then dip in 91% isopropyl alcohol and leave on rack face down to dry. Nothing seemed to grow in autoclaved agar in 24 hours.

They are not marked sterile, but after 20 plates of mushroom clones I've have one plate with contam and that likely came off the original mushroom.

Hamiggaa 30Pack 90 x 15mm Plastic Petri Dishes,Culture Dishes with Lids for School,Laboratories,Clear Petri Dish for Themed Party

Hamiggaa 30Pack 90 x 15mm Plastic Petri Dishes,Culture Dishes with Lids for School,Laboratories,Clear Petri Dish for Themed Party

Q: has anyone sterilized these in a pressure cooker? if so, how do they hold up?

This petri dish is not suitable in the pressure cooker and cannot use for hot water.

4.2/5

Product ID: 514587782

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Details

Brand
Hamiggaa
Material
Polylactic
Colour
colorless
Item weight
0.44 Kilograms
Item diameter
9E+1

🌱Polylactic Acid

📏90 x 15mm

🔬30 Pack

Frequently Bought Together

30Pack 90 x 15mm Plastic Petri Dishes,Culture Dishes with Lids for School,Laboratories,Clear Petri Dish for Themed Party

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Description

🔍 Unleash Your Inner Scientist with Hamiggaa!

VERSATILE USE - Great for laboratory analysis, jello molds, and gift boxes.
DURABLE DESIGN - High-quality plastic with secure lids for safe storage.
EASY TO HANDLE - Lightweight and user-friendly for kids and adults alike.
PERFECT FOR PROJECTS - Ideal for school science experiments and themed parties.
ECO FRIENDLY MATERIAL - Made from Polylactic Acid, promoting sustainability.

The Hamiggaa 30Pack of 90 x 15mm Plastic Petri Dishes is a versatile and eco-friendly solution for educational projects, laboratory analysis, and creative party themes. Each pack contains 30 durable dishes with lids, perfect for a variety of uses from science experiments to unique gift packaging.

Specifications

Manufacturer	Hamiggaa
Brand	Hamiggaa
Model number	kaawdqel
Package Dimensions	37.6 x 26.7 x 11.2 cm; 440 g
Color	colorless
Material Type	Polylactic Acid
Number of Items	30
Manufacturer Part Number	kaawdqel
Item Weight	440 g

Have a Question? See What Others Asked

has anyone sterilized these in a pressure cooker? if so, how do they hold up?

Can these be reused?

Are these sterile?

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1293₴

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TrustScore 4.5 | 7,300+ reviews

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