Name of Work: Procurement of DPD Powder Sachet for CWA(W&S)II division.
Sl. No.
Item Description
1
The DPD (N,N-Diethyl-1.4-phenylendiamine) powder pouch for single test of residual chlorine is required for measuring range between 0.02 to 3.5 mg/l in chlorine treated water or waste water through any photometer / spectrophotometer at the wavelength of 530 nm if sample is taken in the cuvette of 24 mm.Specified data for determination / procedure will be in accordance with ISO 8466-1 and DIN 38402 A51. The DPD powder must be free from boric acid and based on green chemistry(80,000/- to checking free residual chlorine sachet & 10,000/- total residual chlorine sachet grand total =90,000/-)Shelf Life: 5 Years
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