EF-Chlor Granules - Tank Cleaning & Drinking Water Dosing

Brand: EF-Chlor / Aquatabs NaDCC

% Chlorine: 60% available chlorine - 1.67g gives 1g chlorine. 4g = 2.4g chlorine.

1. Shock Cleaning - Leftover water in tank
If Sintex tank has 50L old water left:

• 8.3g in 50L = 100 ppm
• Contact: 30 min, scrub walls, drain full 50L. Don't drink. Wear gloves.

2. Full Tank Drinking Water

1000L tank fills in 20 min = 50L per min.

• Normal borewell: 3.3g per 1000L = 2 ppm
• Dirty / after cleaning: 8.3g per 1000L = 5 ppm max
• 4g in 1000L = 2.4 ppm - safe daily dose

Contact Time: Always 30 min AFTER tank is full before drinking / cooking. Last water needs 30 min.

For RO: 2 ppm water wait 30 min, then run RO. 5 ppm water wait 2-4 hours or carbon filter must be good.

What 5 ppm / 30 min kills: E.coli, Salmonella, Cholera, Typhoid, Hepatitis A, Rota, Noro virus, Giardia - >99.99% kill. Cryptosporidium not killed - RO will block it.

Safe? Yes upto 5 ppm safe for drinking. 4g in 1000L is safe for kids and cooking.