Quality control samples for analysis of available components in alkaline soil | Soil | Reference Materials

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

Quality control samples for analysis of available components in alkaline soil

  • Price： $412
  • Cat No.：BWS0434-2016
  • Form：Solid State
  • Term of validit：24 Months
Pack Size:
  • 200g , 7.92
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Essential Information Magnitude Information Related Products
Quality control samples for analysis of available components in alkaline soil Essential Information
Form Solid State
Stroma soil
Packing polyethylene bottle
Storage conditions Room temperature Store airtight and away from light place.Before use, the temperature should be adjusted to （20±3）℃，shake uniformity.Used up after opening,prevent contamination during use.
Magnitude Information
No Analyte Standard value Uncertainty(k=2) CAS
1 pH 7.92 0.08 /
2 Calcium carbonate 89g/kg 6g/kg /
3 Free iron 9.3g/kg 1.1g/kg /
4 Total nitrogen 0.65g/kg 0.04g/kg /
5 Organic matter 9.4g/kg 0.5g/kg /
6 Available phosphorus 74mg/kg 6mg/kg /
7 Available k 330mg/kg 22mg/kg /
8 Effective Iron-DPTA 19mg/kg 2mg/kg /
9 Effective Manganese-DPTA 13mg/kg 1mg/kg /
10 Effective Copper-DPTA 2.28mg/kg 0.18mg/kg /
11 Effective Zinc-DPTA 1.69mg/kg（reference value） / /
12 Exchangeable potassium 0.73cmol（K+）/kg 0.08cmol（K+）/kg /
13 Exchangeable sodium 0.89cmol（Na+）/kg（reference value） / /
14 Exchangeable calcium 4.2cmol（1/2Ca++）/kg（reference value） / /
15 Exchangeable magnesium 2.4cmol（1/2Mg++）/kg 0.4cmol（1/2Mg++）/kg /
16 Cation exchange capacity EDTA ammonium acetate 7.9cmol（+）/kg 1.2cmol（+）/kg /
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