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.：BWS0437-2016
  • Form：Solid State
  • Term of validit：24 Months
Pack Size:
  • 200g , 6.41
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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 6.41 0.07 /
2 Free iron 14.3g/kg 1.4g/kg /
3 Total Nitrogen 1.70g/kg 0.05g/kg /
4 Organic matter 28.0g/kg（reference value） / /
5 Available phosphorus 8.5mg/kg（reference value） / /
6 Available k 175mg/kg 13mg/kg /
7 Effective Iron-DPTA 82mg/kg 8mg/kg /
8 Effective Manganese-DPTA 56mg/kg 4mg/kg /
9 Effective Copper-DPTA 2.07mg/kg 0.14mg/kg /
10 Effective Zinc-DPTA 3.67mg/kg 0.17mg/kg /
11 Exchanging acidity (total amount of exchangeable acids) / / /
12 Exchanging acidity (exchangeable hydrogen) / / /
13 Hydrolytic acidity 2.5cmol/kg 0.4cmol/kg /
14 Exchangeable potassium 0.43cmol（K+）/kg 0.05cmol（K+）/kg /
15 Exchangeable sodium 0.31cmol（Na+）/kg（reference value） / /
16 Exchangeable calcium 13.6cmol（1/2Ca++）/kg 0.8cmol（1/2Ca++）/kg /
17 Exchangeable magnesium 1.2cmol（1/2Mg++）/kg 0.2cmol（1/2Mg++）/kg /
18 Total amount of exchangeable salt base 15.3cmol/kg（reference value） / /
19 Cation exchange capacity - ammonium acetate 17.3cmol（+）/kg 1.8cmol（+）/kg /
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