Rasm mavjud emas
Quality control samples for analysis of available components in alkaline soil
Katalog №BWS0434-2016Hajmi200gNarxi
Bu mahsulot hozircha mavjud emas.
Texnik xususiyatlari
| Shakli | Qattiq |
|---|---|
| Yaroqlilik muddati | 24 oy |
| Matritsa | soil |
| Qadoq | polyethylene bottle |
| Saqlash sharoiti | Xona haroratida, germetik va yorug‘likdan himoyalangan joyda saqlang. Ishlatishdan oldin (20±3) ℃ gacha keltirib, yaxshilab chayqating. Ochilgandan so‘ng darhol ishlating, ifloslanishdan saqlang. |
Qadoq hajmi
200g, 7.92
Tarkibi va attestatsiya qiymatlari
| Modda | Attestatsiya qiymati | Noaniqlik (k=2) | CAS |
|---|---|---|---|
| pH | 7.92 | 0.08 | / |
| Calcium carbonate | 89g/kg | 6g/kg | / |
| Free iron | 9.3g/kg | 1.1g/kg | / |
| Total nitrogen | 0.65g/kg | 0.04g/kg | / |
| Organic matter | 9.4g/kg | 0.5g/kg | / |
| Available phosphorus | 74mg/kg | 6mg/kg | / |
| Available k | 330mg/kg | 22mg/kg | / |
| Effective Iron-DPTA | 19mg/kg | 2mg/kg | / |
| Effective Manganese-DPTA | 13mg/kg | 1mg/kg | / |
| Effective Copper-DPTA | 2.28mg/kg | 0.18mg/kg | / |
| Effective Zinc-DPTA | 1.69mg/kg（reference value） | / | / |
| Exchangeable potassium | 0.73cmol（K+）/kg | 0.08cmol（K+）/kg | / |
| Exchangeable sodium | 0.89cmol（Na+）/kg（reference value） | / | / |
| Exchangeable calcium | 4.2cmol（1/2Ca++）/kg（reference value） | / | / |
| Exchangeable magnesium | 2.4cmol（1/2Mg++）/kg | 0.4cmol（1/2Mg++）/kg | / |
| Cation exchange capacity EDTA ammonium acetate | 7.9cmol（+）/kg | 1.2cmol（+）/kg | / |