Vina TS
Search
  • vinatsinfo@gmail.com
  • (028) 2253 6008
  • 08:00 - 17:00
  • English
    • English
    • Tiếng Việt
    • 한국어
Vina TS
  • Home
  • About Us
  • Activated Carbon
  • Products
  • Water & Waste water treatment
    • Wastewater Treatment
    • Water Treatment
    • Reference Projects
  • Contact
Search

Does Silica Gel Have an Expiration Date? How to Reuse Silica Gel


Vina TS2024-09-27T16:41:31+07:00

Have you ever wondered what the tiny silica gel packets that come with electronic products, food or handbags can do? Many people wonder if silica gel has an expiration date and when to replace it? Instead of throwing them away, you can completely reuse them for many different purposes.

What is silica gel?

Silica gel is a desiccant, capable of absorbing moisture in the air very well. Therefore, silica gel packets are often placed in containers to preserve products that are susceptible to mold such as medicine, electronics, food, etc.

  • Preserving items: Place silica gel packets in jewelry boxes, watch boxes, camera boxes to prevent moisture.
  • Preserving pharmaceuticals and cosmetics: Silica gel helps prevent bacterial contamination and changes in active ingredients that are harmful to health.
  • Preserving clothes and shoes: Put silica gel in winter clothes or shoes to prevent mold and keep them dry.
  • Preserving food: Desiccant packets prevent mold damage, help maintain freshness and extend the shelf life
  • Protecting leather goods: Use silica gel to protect leather goods from cracking due to moisture.
  • Preserving sports equipment: Put silica gel in sports equipment bags to prevent rust.
  • Preserving electronic components: Place desiccant packets in devices to limit mold and rust of components.
Silica gel application
                                                    Silica gel applications

Does silica gel have a shelf life?

The answer is yes, silica gel has a shelf life. However, this shelf life is not fixed but depends on a number of factors such as:

  • Environmental conditions: Humidity, temperature and other factors in the environment can affect the moisture absorption capacity of silica gel.
  • Saturation level: When silica gel has absorbed all the moisture, it will no longer be able to absorb moisture.
  • Type of silica gel: Different types of silica gel may have different shelf lives.

Signs of expired silica gel

  • Color change: Many types of silica gel have a color indicator. When silica gel is saturated, the color of the indicator will change:
    – Green desiccant beads will turn into pink desiccant beads after being saturated with water.
    – Orange desiccant beads will turn green.
    – The clear white desiccant will turn opaque white.
    Silica Gel đổi màu

                                                                                                                   Silica Gel change color

  • Loss of moisture absorption: If silica gel loses its ability to absorb moisture, products preserved with silica gel will begin to show signs of mold.

Why should you reuse silica gel?

  • Economical: Instead of buying new ones, you can reuse used silica gel packets.
  • Environmental protection: Reduce the amount of waste released into the environment.
  • Effective: Silica gel can be reused 2-3 times while still maintaining its good moisture absorption ability.

How to reuse silica gel

  • Dry silica gel in the oven:

    • Tear the package and spread the silica gel evenly on a baking tray.
    • Put it in the oven at about 120°C for about 1 hour.
    • Let it cool completely before reusing.
Silica gel in oven
                                        Reactivate silica gel in the oven
  • Using a microwave:

    • Put the silica gel in a heat-resistant bowl and microwave it on low power for about 1-2 minutes.
    • Avoid high temperatures that can crack or break the desiccant beads.
Silica gel trong lò vi sóng
                                  Silica gel in the microwave

Note:

  • Check the color: Some silica gel packets contain a color indicator. When the color indicator changes color, it means the silica gel is saturated and needs to be dried again.
  • Be careful with children and pets: Keep silica gel out of reach of children and pets.

Conclusion

Silica gel is an effective desiccant, but it also has a shelf life. To ensure effective preservation, you should regularly check and replace the silica gel when necessary. Take advantage of used silica gel packets to save costs, while contributing to environmental protection and reducing waste.

>> Read more: How to dry flowers with silica gel


Related Posts

Da Nang: Determining the cause of wastewater overflowing into Cam Le river along Thang Long street outlet

In the past few days, on Thang Long Street, there has been a situation of wastewater overflowing into Cam Le River at 3 locations of...

  • Read more
Where to buy high quality Activated Carbon in Ho Chi Minh City?

1. What is activated carbon? Activated carbon is mainly composed of carbon, processed to have small pores and small volume to increase the contact surface area....

  • Read more
Ho Chi Minh City will pilot the implementation of a carbon credit transaction mechanism from August 1, 2023

The city budget enjoys 100% Accordingly, the piloting of a financial mechanism to implement measures to reduce greenhouse gas emissions under carbon credit exchange and offset...

  • Read more
Dealing with an illegal environmental discharger

Phu My Town: Handling an illegal discharge facility into the environment On 11/5, People's Committee of TX. Phu My has sent a document to the TX Police....

  • Read more
Water pollution’s impact on biodiversity and human health

he harmful effects of water pollution on biodiversity and human health Water pollution in Vietnam currently has a serious impact on biodiversity and human health, this...

  • Read more
How to treat textile wastewater using activated carbon

Activated carbon is a familiar ingredient for treating exhaust gases and wastewater in factories and enterprises. If you want to learn about how to treat...

  • Read more
Application of CuSO4 in mining and manufacturing industries

Application in mining and manufacturing industry • Preparation of catalysts used in processing and extraction of oil and gas and liquids • Applied in the textile industry...

  • Read more
The importance of desiccant in business strategy in Vietnam

Desiccant is usually packaged in small packages, used to preserve the quality of goods (food, household appliances, electronic equipment, industrial products, agricultural products, …), from...

  • Read more
Cloud technology – New solution in waste treatment

Founded in 2016 by brothers Jacky Tee and Darren Tee, GarGeon is a cloud recycling waste management platform that provides solutions to help businesses handle...

  • Read more
An environmental impact assessment must be performed prior to the operation

According to the provisions of Decree No. 08/2022/ND-CP detailing a number of articles of the Law on Environmental Protection, during the preparation and implementation of...

  • Read more
Facebook Zalo
  • HEAD OFFICE: 82 Vu Tong Phan Street, An Phu Ward, Thu Duc City, HCMC, Vietnam
  • Tel: (+84-28) 2253 6008
  • Tel: (+84-28) 2253 6009
  • Hotline: 098 777 04 38
  • Email: vinatsinfo@gmail.com
  • WAREHOUSE
  • NHON TRACH IP:
    Lot 25, Ton Duc Thang Street, Nhon Trach 1 Industrial Park, Dong Nai, Vietnam
  • CAI MEP IP:
    Lot No.10 CN, Road 965, Cai Mep Industrial Park, Tan Phuoc Ward, Phu My Town, Ba Ria Vung Tau Province, Vietnam

ABOUT VINA TS

  • Our products
  • Our Business
  • Contact
© Copyright 2023 VINATS.VN. All Rights Reserved.
  • Terms & Conditions
  • Privacy Policy
  • Cookie Policy
  • Home
  • About Us
  • Activated Carbon
  • Products
  • Water & Waste water treatment
    • Wastewater Treatment
    • Water Treatment
    • Reference Projects
  • Contact
Báo giá
CONSULTANT

    • Zalo
    • Kakao