ICP, AAS & ion standards

1347 producten

Weergeven 625 - 648 van 1347 producten

Weergeven 625 - 648 van 1347 producten
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ICP-MS Multi-Element Standard Solution CR-74 ROTI®Star, 15 elementen in 5 % HNO3, 250 ml, Carl Roth, art. 29M9.1Carl Roth
ICP-MS multi-elementstandaardoplossing ROTI®Star, 19 elementen in 2 % HNO3, 10 mg/l 100 ml, Carl Roth, art. 29GN.1Carl Roth
Ammonium als N IC-standaardoplossing, ROTI®Star, 50 mg/l NH4+(N), 100 ml, Carl Roth, art. 28GU.1Carl Roth
ICP Multi-Element Standard Solution CR-116, ROTI®Star 9 elements 100 ml, Carl Roth, art. 28G5.1Carl Roth
ICP Multi-Element Standard Solution CR-97, 100 ml, Carl Roth, art. 28G2.1Carl Roth
Kies opties
ICP-multielementstandaardoplossing CR-114, ROTI®Star 21 elementen 100 ml, Carl Roth, art. 281W.1Carl Roth
Phylloquinone, ROTI®Star, min. 99 %, 100 mg, HDPE, Carl Roth, art. 259G.1Carl Roth
SL K 70230, Standaardoplossing kalium, 500 ml, concentratie 1000 mg/l, WTW, art. 252471WTW - a Xylem brand
SL COD 400, Standaardoplossing COD 400, 100 ml, concentratie 400 mg/l CS, WTW, art. 252451WTW - a Xylem brand
SL COD 100, Standaardoplossing COD 100, 100 ml, concentratie 100 mg/l COD, WTW, art. 252450WTW - a Xylem brand
PO4 14848/2, fosfaat-reagenstest, meetbereik 0,010–5,00 mg/l PO4-P, WTW, art. 252086WTW - a Xylem brand
NO3 09713/2 nitraat-reagenstest, meetbereik 0,10–25,0 mg/l NO3-N, WTW, art. 252085WTW - a Xylem brand
Phenol 00856 fenol reagensstest, meetbereik 0,002–0,100 mg/l C6H5OH, WTW, art. 252058WTW - a Xylem brand
O3 00607/2, Ozonreagenstest meetbereik: 0,010–4,00 mg/l O3, WTW, art. 252054WTW - a Xylem brand
SO3 01746, Sulfietreagenstest meetbereik: 1,0–60,0 mg/l SO3, WTW, art. 252053WTW - a Xylem brand
Si 00857, silicaat/kiezelzuur reagenstest, meetbereik: 0,5 - 500 mg/l Si, WTW, art. 252046WTW - a Xylem brand
PO4 00798, fosfaatreagenstest, meetbereik 1.0 - 100,0 mg/l PO4-P, WTW, art. 252045WTW - a Xylem brand

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Vragen over ICP, AAS & ion standards

Waarom ICP, AAS & ion standards?

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.

This shelf belongs to Analytical standards & reference materials, inside Chemicaliën. Luminix Health distributes this range for laboratory use.

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