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.：BWS0439-2016
  • Form：Solid State
  • Term of validit：24 Months
Pack Size:
  • 200g , 4.77
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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 4.77 0.07 /
2 Free iron 19.5g/kg 2.6g/kg /
3 Total nitrogen 1.32g/kg 0.06g/kg /
4 Organic matter 18.9g/kg 1.4g/kg /
5 Available phosphorus 10.0mg/kg 1.7mg/kg /
6 Available k 393mg/kg 23mg/kg /
7 Effective Iron-DPTA 227mg/kg 14mg/kg /
8 Effective Manganese-DPTA 118mg/kg 14mg/kg /
9 Effective Copper-DPTA 24.1mg/kg 2.8mg/kg /
10 Effective Zinc-DPTA 48mg/kg 6mg/kg /
11 Exchanging acidity (total amount of exchangeable acids) 1.27cmol/kg 0.11cmol/kg /
12 Exchanging acidity (exchangeable hydrogen) 0.54cmol/kg（reference value） / /
13 Hydrolytic acidity 7.2cmol/kg 0.5cmol/kg /
14 Exchangeable potassium 0.96cmol（K+）/kg 0.10cmol（K+）/kg /
15 Exchangeable sodium 0.34cmol（Na+）/kg（reference value） / /
16 Exchangeable calcium 9.0cmol（1/2Ca++）/kg 1.3cmol（1/2Ca++）/kg /
17 Exchangeable magnesium 4.9cmol（1/2Mg++）/kg 0.5cmol（1/2Mg++）/kg /
18 Total amount of exchangeable salt base 12.7cmol/kg 1.2cmol/kg /
19 Cation exchange capacity - ammonium acetate 19.3cmol（+）/kg 2.7cmol（+）/kg /
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