(15 customer reviews)



If you are worried about the contamination of water tank in housing societies, flats/apartments, commercial offices, hospitals, food industries, etc. Being trustworthy brand in water purification tablets is a big competitive advantage. Having multiple applications of efchlor is the best water tank treatment tablets and most popular chlorine tablets are used for water purification and general disinfection.

ef chlor logoAs we know, before the water reaches you, it may be traveling through unsafe pipe lines and unclean tanks or containers. These are used to store which may cause water contamination of water. Ef-Chlor water purification tablets gives you guaranteed help to kill 100% of bacteria, pathogenic micro-organisms and all known viruses with in 30 minutes.

Ef-Chlor’s water purification tablets find extensive use in various applications, including drinking water purification, acting as a disinfectant, serving as a cleansing agent for washing fruits and vegetables, facilitating surface cleaning, and providing a reliable option for sterilization purposes.

✓ 25 NaDCC Tablets of 40gm, Use 1 Tablet In 12,000 Litres of Water
✓ NaDCC Based Chlorine Tablets For Water Purification Use Only

#1 Best Water Tank Treatment Tablets

Ef-Chlor 40gm - Best Water Tank Treatment Tablets, Importance of Water Purification Tablets, Advantages and Benefits of Water Tank Treatment TabletsEf-Chlor stands as the world’s most popular and effective water tank treatment tablets, renowned for their ability to remove bacteria and pathogenic microorganisms from water. These tablets contain NaDCC, Sodium Dichloroisocyanurate, a form of chlorine widely recognized for its application in water purification, general disinfection, and sterilization.

The NaDCC Tablets boast 60% chlorine content, complemented by an effervescent additive that not only reduces the taste of chlorine but also ensures the product is safe from possible overdoses. Ef-Chlor is the preferred choice among NaDCC tablets, commonly used and recommended by prestigious organizations such as the World Health Organization (WHO), major aid agencies, disaster relief organizations, NGOs, municipal corporations, ministries of health, peacekeeping/defense forces, marine, airlines, and more.

Efchlor is a renowned brand of NaDCC tablets specifically designed for drinking water purification, disinfection, and sterilization. Its versatile applications include purifying clouded water and household drinking water, as well as sterilizing equipment and surfaces in various settings, including homes, offices, clinics, hospitals, food manufacturing, and service industries


Advantages and Benefits of Water Tank Treatment Tablets
    • Very safe to handle and store, Stable tablets with 3 years shelf life.
    • Recommend by leading infection control experts worldwide.
    • Effective against virtually all known Bacteria, Viruses, and Spores.
    • Compact storage and transport reducing transport costs.
    • Economic and accurate-no under or over-dosing.
    • Greater Biocidal Effect – Rapid release clear disinfecting solution.
    • Fast dissolving and kills bacteria and viruses in just 30 mins.
    • Available in a wide selection of tablet strengths.
    • Iodine FREE & Resistant to organic spoilage.
Importance of Water Purification Tablets

Drinking water, also known as potable water and safe to drink or to use for food preparation. Pure water is a basic necessity for human beings to maintain good health. Billions of people around the world are continuing to suffer from access to potable water, using either untreated drinking water or getting water from unsafe or contaminated sources. When you’re unsure if your water is drinkable, the best water purification tablets help in removing contaminants and hazardous substances from the water, making it pure and safe to drink or can be used for other purposes.

How Water Tank Treatment Tablets Work

When added to water, Ef-Chlor dissolves to release a measured dose of Hypochlorous Acid (free available chlorine) that is universally recognized as a safe and adequate water disinfectant. These water tank treatment tablets work very quickly and purify water within 30 minutes. Once water is disinfected it is safe to consume. Ef-Chlor is the world’s no.1 brand in the category of water purification, disinfectant and sterilization tablets worldwide.

These are fast-dissolving, effervescent NaDCC tablets for water purification, water treatment, disinfection and sterilisation purposes. Ef-Chlor water purification tablets based on Sodium Dichloroisocyanurate (NaDCC/SDIC) which kill microorganisms in the water to prevent cholera, typhoid, jaundice, diarrhea, dysentery, giardiasis, polio, infantile diarrhea by rotavirus, candidiasis, bacillary dysentery, skin infections, escherichia coli / e.coli bacteria infection, urinary tract infections, and other water-borne diseases.

Ef-Chlor Manufactured By Hind Pharma stands as a leading name in NaDCC tablets for water purification and disinfection purposes. You can explore the List of Best NaDCC Tablets

Additional information
Brand Name



NaDCC / SDIC, Chlorine


Purify Upto 12000 Litres Of Water


25 Tablets In A Jar

Perfect For

Drinking Water Purification, Sterilization, Home Water Purification, Household Tank Water Purification, Household Water Treatment, Overhead Tank Water Purification, Underground Tank Water Purification, Water Purification For Household Tank, Water Purification For Overhead Tank, Water Purification For Underground Tank, Water Tank Purification, Water Tank Treatment


Hind Pharma

Usage / Application

Disinfection, Fruits and Vegetables Wash, Sterilization, Surface Cleaning, Water Purification, Water Treatment

Prevent Diseases

Diarrhea, Typhoid, Jaundice, Dysentery, Giardiasis, Polio, Infantile Diarrhea by Rotavirus, Candidiasis, Bacillary Dysentery, Skin Infections, Escherichia coli / E.coli Bacteria Infection, Urinary Tract Infections, Other Water Borne Diseases

Export Worldwide

For Emergency Relief Supply, Tender Opportunity, Institutional Supply, Authorized Distributorship, Manufacturing For Export, Private Label Manufacturing

How to Use NaDCC Tablets Ef-Chlor 40gm - How Water Tank Treatment Tablets WorkHow to Use NaDCC Tablets, Ef-Chlor 40gm

✓ For emergency use with clouded water: Dissolve 1 tablet in 6,000 litres of clouded water. Heavily contaminated water should first be filtered or allowed to settle. (Water of unknown quality, surface water and open wells.)

✓ For clear or household drinking water use: Dissolve 1 tablet in 12,000 litres of clean and clear water. (Water from boreholes and clear municipal tap water).

Packaging: 25 NaDCC Tablets In 1 Jar

Dissolving Time: Wait for 30 min minimum before use.


Technical Specification & Requirement of Chlorine

Each uncoated ef-chlor tablet contains
Sodium Dichloroisocyanurate (NaDCC) 40gm | Available chlorine 25gm

Requirement of Chlorine for Water Treatment Across the World:

Source of WaterAmount of Chlorine Required
Bore Well Water2 ppm (2mg per litre)
Well Water3 ppm (3mg per litre)
Pond Water / River Water5 ppm (5mg per litre)

NOTE: If the water to be treated is dirty/murky/turbid/muddy then it should be filtered through a cloth such as a t-shirt/filter cloth until clear or allowed to sit until the sediment settles down. The decanted clear water should then be disinfected using Ef-Chlor 40 gm tablet.

15 reviews for Water Purification Tablets For 12,000 Litres – 40gm NaDCC Tablets
  1. Jordi (verified owner)

    I want to say thanks to the support team for helping with my continuously silly questions, you’re the best!

    1 product
  2. Eula (verified owner)

    If you take a look closely, there’re quite some issues.

    1 product
  3. Adele (verified owner)

    Amazing product, suitable for multiple usage i.e. drinking water purification, surface cleaning, sterilization etc.

    1 product
  4. Rosa (verified owner)

    Good response from the support.

    1 product
  5. Jane (verified owner)

    No big difference compared to other similar products.

    1 product

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