Description

Certified reference material of agricultural soil. Heavy loam soil with normal analyte content.
qAN-ZP01
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RM Matrix:
  • Soil
Type:
CRM
Package:
glass
Weight:
50 g

AN-ZP01

Heavy loam with normal analyte levels.

contents of element extractable fractions with aqua regia according to ISO 11466

Packing:

50 g of powder of the respective soil with a particle size of less than 100 µm in amber glass bottle.

Intended use:

This certified reference material is intended primarily for use in realizing metrological traceability, validation of analytical methods and the transfer of property values by total element contents to other materials of similar composition.

Recommended analytical methods for method dependent measurements:

Flame AAS, ETA-AAS, ICP-OES, ICP-MS, AMA-254

Certified and indicative values of contents of element fractions extractable by aqua regia in CRM AN-ZP01 and their associated uncertainties

Element Concentration [mg/kg] Uncertainty [mg/kg]
As 16.6 0.9
Ba 185 7
Be 2.31 0.08
Cd 0.43 0.04
Co 18.0 0.9
Cr 46.2 2.5
Cu 29.2 1.4
Hg-total 0.082 0.010
Hg-extract (0.085) -
Mn 649 27
Mo 0.49 0.08
Ni 38.3 1.9
Pb 33.6 1.4
Sb (0.75) -
Sn 3.00 0.38
Sr 76.8 4.1
Tl 0.73 0.14
V 53.3 2.4
Zn 125 5

All values corrected to a dry weight at 105 °C
Uncertainty - expanded combined uncertainty (k=2)
() Indicative value

Matrix composition of CRM AN-ZP01 (% of the oxides dry weight at 105°C)

Analyte Matrix composition (% oxides, dry weight)
SiO2 62.10
Al2O3 12.69
CaO 1.61
MgO 1.20
MnO 0.085
Li2O 0.008
Fe2O3 5.25
K2O 2.21
Na2O 0.56
P2O5 0.230
TiO2 0.77
Total nitrogen 0.25
H2O (105 °C) 4.99
Loss on ignition (900 °C) 8.82
Certificate COA-ANZP01 ANZP02-EN-V02 (COA-ANZP01 ANZP02-EN-V02.pdf, 726 Kb) Download

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