Description
PO4-1 TP phosphate powder test is a photometric reagent kit for determining phosphate phosphorus in the measuring range 0,007–0,800 mg/l PO4-P. Configured for a 10 ml sample volume, each pack supplies 100 tests and is intended for use with 20 mm and 28 mm round cuvettes. The procedure follows the phosphorus-molybdenum blue method and corresponds to ISO 6978 as well as US Standard Methods 4500 P/B,5. The reagents are fully compatible with PhotoLab® spectrophotometers and pHotoFlex® portable photometers. Offered by manufacturer WTW - a Xylem brand, the kit supports routine water-quality monitoring in environmental laboratories, wastewater plants and industrial process control. Combicheck is not included; batch certificates are available on request for documentation needs. The powder format enables straightforward dosing and reliable performance for repeated low-range phosphate analyses under standard laboratory conditions, providing a standardised approach without complex sample preparation beyond the prescribed protocol.
This article is part of ICP, AAS & ion standards, in Analytical standards & reference materials.
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Questions about PO4-1 TP, Phosphate Powder pillow Measuring range: 0.007 -
What is this article?
PO4-1 TP, Phosphate Powder pillow Measuring range: 0.007 - is the article on this page. Luminix Health distributes WTW - a Xylem brand for laboratory use. It sits in ICP, AAS & ion standards, inside Analytical standards & reference materials, in Lab chemicals.
An ICP, AAS or ion standard is a solution of a stated element or ion at a stated concentration, with an uncertainty. It is the calibration point of a spectrometer or an electrode. The matrix, often dilute acid, has to match the method. A standard past its expiry is not that concentration.
A reference material is the article against which another result is compared. Its value is stated, and the uncertainty of that value is part of the product. An ICP or ion standard is a solution of known concentration. A volumetric standard is for titration. A chromatography standard is the peak you match. The grade names, including pharmacopoeia and ASTM, say which impurities were limited. Identity is checked on PubChem. Names follow IUPAC. Medicinal grades follow the European Pharmacopoeia and USP.
Which category should I open next?
The category is Analytical standards & reference materials. The sub-category is ICP, AAS & ion standards. The catalogue is Lab chemicals.
Shelves beside this one are Chromatography standards (GC, HPLC, pesticides), Reference substances & reagents (other), Volumetric standard solutions (titration), Reagents for analysis (Ph. Eur., ASTM, DIN), Spectroscopy & physical property standards and Indicators & indicator solutions.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

