Quality control samples for analysis of effective components in acidic soil | Soil | Reference Materials

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Weiyel > Minerals/Coal/Petroleum > Soil > Available soil states > Quality control samples for analysis of effective components in acidic soil

Quality control samples for analysis of effective components in acidic soil

  • Price： $412
  • Cat No.：BWS0438-2016
  • Form：Solid State
  • Term of validit：24 Months
Pack Size:
  • 200g , 5.27
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Essential Information Magnitude Information Related Products
Quality control samples for analysis of effective components in acidic soil Essential Information
Form Solid State
Stroma soil
Packing polyethylene bottle
Save conditions Refrigeration(4±4）℃ Store airtight and away from light place.Before use, the temperature should be adjusted to Room temperature，shake uniformity.Used up after opening,prevent contamination during use.
Magnitude Information
No Analyte Standard value Uncertainty(k=2) CAS
1 pH 5.27 0.05 /
2 Free iron 16.3g/kg 1.6g/kg /
3 Total Nitrogen 1.52g/kg 0.05g/kg /
4 Organic matter 24.7g/kg 1.9g/kg /
5 Available phosphorus 42mg/kg 7mg/kg /
6 Available k 171mg/kg 18mg/kg /
7 Effective Iron-DPTA 213mg/kg 25mg/kg /
8 Effective Manganese-DPTA 90mg/kg 7mg/kg /
9 Effective Copper-DPTA 8.1mg/kg 0.7mg/kg /
10 Effective Zinc-DPTA 11.3mg/kg 1.2mg/kg /
11 Exchanging acidity (total amount of exchangeable acids) 1.07cmol/kg 0.19cmol/kg /
12 Exchanging acidity (exchangeable hydrogen) 0.35cmol/kg（reference value） / /
13 Hydrolytic acidity 7.3cmol/kg 0.6cmol/kg /
14 Exchangeable potassium 0.42cmol（K+）/kg 0.06cmol（K+）/kg /
15 Exchangeable sodium 0.41cmol（Na+）/kg（reference value） / /
16 Exchangeable calcium 10.4cmol（1/2Ca++）/kg 1.0cmol（1/2Ca++）/kg /
17 Exchangeable magnesium 4.3cmol（1/2Mg++）/kg 0.3cmol（1/2Mg++）/kg /
18 Total amount of exchangeable salt base 15.3cmol/kg 1.0cmol/kg /
19 Cation exchange capacity - ammonium acetate 20.5cmol（+）/kg 1.3cmol（+）/kg /
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