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.：SHAM_234463
  • Form：Solid State
  • Term of validit：24 Months
Pack Size:
  • 200g , 7.45
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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
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 7.45 0.07 /
2 Calcium carbonate 12g/kg 2g/kg /
3 Free iron 42.7g/kg 3.7g/kg /
4 Total nitrogen 1.20g/kg 0.06g/kg /
5 Organic matter 18.3g/kg / /
6 Available phosphorus 20.4mg/kg 3.3mg/kg /
7 Available k 84mg/kg / /
8 Effective Iron-DPTA 40mg/kg 3mg/kg /
9 Effective Manganese-DPTA 29mg/kg 3mg/kg /
10 Effective Copper-DPTA 2.3mg/kg 0.3mg/kg /
11 Effective Zinc-DPTA 1.04mg/kg 0.09mg/kg /
12 Exchangeable potassium 0.16cmol（K+）/kg 0.03cmol（K+）/kg /
13 Exchangeable sodium 0.28cmol（Na+）/kg / /
14 Exchangeable calcium 9.0cmol（1/2Ca++）/kg 1.0cmol（1/2Ca++）/kg /
15 Exchangeable magnesium 1.2cmol（1/2Mg++）/kg 0.2cmol（1/2Mg++）/kg /
16 Cation exchange capacity EDTA ammonium acetate 15.6cmol（+）/kg 1.6cmol（+）/kg /
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