Palintest DPD No 1 Bromine Comparator 250 Tablets

$52.99

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Description

Item Weight: 4.54 g
Boxed-product Weight: 4.5 g
ASIN: B07261MKKL
Date first available at store: 12 Dec. 2017
Average Customer Review: Be the first to review this item
store Bestsellers Rank: 125,328 in Business, Industry & Science (See Top 100 in Business, Industry & Science)
The Palintest Bromine test uses the DPD method now internationally recognised as the standard method of testing for disinfectant residuals. In the DPD method the reagents are provided in tablet form for maximum convenience and simplicity of use. Bromine reacts with diethyl-p-phenylene diamine (DPD) in buffered solution to produce a pink coloration. The intensity of the colour is proportional to the total bromine concentration and is measured by comparison against colour standards using a Palintest Comparator and Disc. For the separate determination of free and combined bromine, a supplementary procedure using sodium nitrite is used. The nitrite destroys the free bromine in the sample and the colour produced in the DPD test then corresponds to the combined bromine only.

Additional information

Weight 0.0045 kg
brand

Palintest

mpn