Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
GB 7885-1987 Determination of crude ash content in forest plant and forest floor $184.00 via email in 1~3 business day superseded
GB 7886-1987 Determination of total nitrogen in forest plant and forest floor (kjeldahl method) $184.00 via email in 1~3 business day superseded
GB 7887-1987 Determination of total silica, total iron, total aluminium, total calcium, total magnesium, total potassium, total sodium, total phosphorus, total sulphur, total manganese, total copper, total zinc in forest plant and fores $240.00 via email in 1~3 business day superseded
GB 7888-1987 Determination of total nitrogen, total phosphorus, total potassium, total sodium, total calcium, total magnesium in forest plant and forest floor (method for wet digestion with sulphuric and perchloric acid) $180.00 via email in 1~3 business day superseded
GB 7889-1987 Determination of total chlorine in forest plant and forest floor $184.00 via email in 1~3 business day superseded
GB 7890-1987 Determination of total boron in forest plant and forest floor $184.00 via email in 1~3 business day superseded
GB 7891-1987 Determination of total molybdenum in forest plant and forest floor $184.00 via email in 1~3 business day superseded
GB 7892-1987 Chemical analysis methods of forest soil water $300.00 via email in 1~5 business day superseded
GB 9834-1988 Method for determination of soil organic matter $224.00 via email in 1~3 business day superseded
GB 9836-1988 Method for determination of total potassium in soils $184.00 via email in 1~3 business day superseded
GB 9837-1988 Method for determination of soil total phosphorus $184.00 via email in 1~3 business day superseded
GB 9838-1988 Standard soil and plant samples for 15N isotope rate analysis $184.00 via email in 1~3 business day superseded
GB/T 17140-1997 Soil quality - Determination of lead, cadmium-KI-MIBK Extraction flame atomic absorption spectrophotometry $115.00 via email in 1~3 business day valid
GB/T 19524.1-2004 Determination of fecal coliforms in fertilizers $104.00 immediately valid
GB/T 19524.2-2004 Determination of mortality of ascarid egg in fertilizers $104.00 via email in 1~3 business day valid
GB/T 25246-2010 Technology code for land application rates of livestock and poultry manure $180.00 via email in 1~3 business day to be superseded
GB/T 29570-2013 Technical regulations for foliar nutrient diagnosis of rubber tree $210.00 via email in 1~3 business day valid
GB/T 32720-2016 Laboratory determination of soil microbial respiration $310.00 via email in 1~5 business day valid
GB/T 32722-2016 Soil Quality - Guidance on long and short term storage of soil samples $250.00 via email in 1~3 business day valid
GB/T 32723-2016 Determination of soil microbial biomass - Substrate-induced respiration method $100.00 via email in 1~3 business day valid
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