Description

Matrix reference material of pond sediment.
qMETRANAL18
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Description
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RM Matrix:
  • Sediment
Type:
QCM
Package:
HDPE
Weight:
40 g

Metranal 18

Quality control material (QCM)

Matrix:

Pond sediment
Powdered material, grain size < 100 µm

Packing:

40 g in an amber HDPE bottle

Intended use:

The material is primarily designed for internal and external quality control purposes in the determination of total element contents and contents of element fraction extractable by the below described conventional procedures in soils and materials of similar matrix (quality control charts, interlaboratory comparisons, estimation of bias etc.) but not for ensuring traceability of measurements and calibration purposes.

Concentration and their uncertainties:

Analyte Concentration [mg/kg] Uncertainty [mg/kg]
Ag 2,90 0,14
As 35,0 2,9
Ba 64,9 12,0
Be 1,7 0,1
Ca 57 276 335
Cd 2,2 0,1
Co 11,8 1,0
Cr 48,3 2,5
Cu 98,2 3,1
Mg 0,98 0,05
Mn 375 12
Ni 32,6 3,9
Pb 170 4
Sn 13,7 0,3
V 56,6 7,0
Zn 920 30
Sulphate (water soluble) 4 100 88
Chloride (water soluble) 280 5

Dry mass at 105 °C
Expanded combined uncertainty (k=2)
Aqua regia extractable content according to ISO 11466 (1995)

Declaration of QCM (COA-METRANAL18-EN-V03.pdf, 515 Kb) Download

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