Environmental Reference MaterialsInorganics - NPW PTNon-Potable Water (NPW) PTsProficiency Testing

NPW – Bromide #PEI-110

$49.00

A 21 mL concentrate for determination of Bromide. Formulated in the NELAC range of 1.0 - 10 mg/L. Each ampule produces 2 liters of sample. (Supplied in duplicate) read more

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Catalog Number:
PEI-110
Study Number

WP-261, WP-262, WP-263, WP-264, WP-265, WP-266, WP-267, WP-268, WP-269, WP-270, All

2019/2020 NPW Study Schedule

2019/2020 NPW Study Schedule

Study Number Study Opens Study Closes
WP-261 Nov. 6 Dec. 20, 2019
WP-262 Jan. 14 Feb. 27, 2020
WP-263 Feb. 25 April 9, 2020
WP-264 April 8 May 22, 2020
WP-265 May 6 June 19, 2020
WP-266 July 15 Aug. 28, 2020
WP-267 Aug. 12 Sept. 25, 2020
WP-268 Sept. 2 Oct. 16, 2020
WP-269 Oct. 7 Nov. 20, 2020
WP-270 Nov. 4 Dec. 18, 2020