Rasm mavjud emas
Quality control samples for analysis of effective components in acidic soil
Katalog №BWS0437-2016Hajmi200gNarxi
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, 6.41
Tarkibi va attestatsiya qiymatlari
| Modda | Attestatsiya qiymati | Noaniqlik (k=2) | CAS |
|---|---|---|---|
| pH | 6.41 | 0.07 | / |
| Free iron | 14.3g/kg | 1.4g/kg | / |
| Total Nitrogen | 1.70g/kg | 0.05g/kg | / |
| Organic matter | 28.0g/kg（reference value） | / | / |
| Available phosphorus | 8.5mg/kg（reference value） | / | / |
| Available k | 175mg/kg | 13mg/kg | / |
| Effective Iron-DPTA | 82mg/kg | 8mg/kg | / |
| Effective Manganese-DPTA | 56mg/kg | 4mg/kg | / |
| Effective Copper-DPTA | 2.07mg/kg | 0.14mg/kg | / |
| Effective Zinc-DPTA | 3.67mg/kg | 0.17mg/kg | / |
| Exchanging acidity (total amount of exchangeable acids) | / | / | / |
| Exchanging acidity (exchangeable hydrogen) | / | / | / |
| Hydrolytic acidity | 2.5cmol/kg | 0.4cmol/kg | / |
| Exchangeable potassium | 0.43cmol（K+）/kg | 0.05cmol（K+）/kg | / |
| Exchangeable sodium | 0.31cmol（Na+）/kg（reference value） | / | / |
| Exchangeable calcium | 13.6cmol（1/2Ca++）/kg | 0.8cmol（1/2Ca++）/kg | / |
| Exchangeable magnesium | 1.2cmol（1/2Mg++）/kg | 0.2cmol（1/2Mg++）/kg | / |
| Total amount of exchangeable salt base | 15.3cmol/kg（reference value） | / | / |
| Cation exchange capacity - ammonium acetate | 17.3cmol（+）/kg | 1.8cmol（+）/kg | / |