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GOST 27979-88

ГОСТ 27979-88

Organic fertilizers. pH determination method

Удобрения органические. Метод определения рН

Status: Effective. The limitation of the effectiveness period has been lifted: Protocol No. 4-93 of the IGU dated 10.21.93 (IUS 4-1994)

This standard applies to organic fertilizers (with the exception of peat and peat products) and establishes a potentiometric method for the determination of pH in a salt suspension from fertilizers.

Настоящий стандарт распространяется на органические удобрения (за исключением торфа и торфопродукции) и устанавливает потенциометрический метод определения рН в солевой суспензии из удобрений

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Format: Electronic (pdf/doc)

Approved: Gosstandart of the USSR, 12/22/1988

SKU: RUSS49293

Price: $134.00

English keywords: agriculture; fertilizers; ph definition;


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The Product is Contained in the Following Classifiers:

PromExpert » SECTION I. TECHNICAL REGULATION » V Testing and control » 4 Testing and control of products » 4.9 Testing and control of chemical and industrial products » 4.9.2 Products of agrochemical industry »

ISO classifier » 65 AGRICULTURE » 65.080 Fertilizers »

National standards » 65 AGRICULTURE » 65.080 Fertilizers »

National Standards for KGS (State Standards Classification) » Latest edition » L Chemical products and rubber-asbestos products » L1 Inorganic chemical products » L19 Test methods. Packaging. Marking »

National Standards for OKSTU » INORGANIC CHEMICAL PRODUCTS, MINING CHEMICAL RAW MATERIALS AND FERTILIZERS » Control methods (testing, analysis, measurements) »

National Standards for OKSTU » INORGANIC CHEMICAL PRODUCTS, MINING CHEMICAL RAW MATERIALS AND FERTILIZERS » Mineral fertilizers »

National Standards for OKSTU » INORGANIC CHEMICAL PRODUCTS, MINING CHEMICAL RAW MATERIALS AND FERTILIZERS » Mineral fertilizers in conventional units »


The Document References:

GOST 12026-76: Filter paper for laboratory application

GOST 17227-71: pH-measuring. Tablets for preparing the working buffer solutions

GOST 1770-74: Laboratory volumetric glassware. Cylinders, beakers, measuring flasks, test tubes. General specifications

GOST 24104-80: General purpose and reference laboratory balances. General specifications

GOST 24363-80: Reagents. Potassium hydroxide. Specifications

GOST 25336-82: Laboratory glassware and equipment. Basic parameters and dimensions

GOST 26712-85: Organic fertilizers. General requirements for methods of analysis

GOST 3118-77: Reagents. Hydrochloric acid. Specifications

GOST 4234-77: Reagents. Potassium chloride. Specifications

GOST 6709-72: Distilled water. Specifications

GOST 8.135-74: State system for ensuring the uniformity of measurements. pH measuring. Standard-titres material dose for making 2nd class standard buffer solutions. Specifications

The Document is Referenced By:

GOST 31343-2007: Machines and equipment for processing and decontamination of a fluid manure. Test methods

GOST 31344-2007: Machines and equipment for removing the manure. Test methods

GOST 31461-2012: Poultry dung. Raw material for manufacture of organic fertilizers. Specifications

GOST 33380-2015: Organic fertilizers. Effluent. Specifications

GOST 33830-2016: Organic fertilizers on basis of waste of stock-raising. Specifications

GOST 34102-2017: Organic fertilizers based on organogenic plant growing waste and enterprises processing crop production. Technical conditions

GOST R 53116-2008: Organic fertilizers on basis of waste of crop production and plant processing enterprises. Specifications

GOST R 53117-2008: Organic fertilizers on basis of waste of stock-raising. Specifications

GOST R 53380-2009: Soils and Grounds. Hothouse grounds. Specifications

GOST R 53765-2009: Poultry dung. Raw material for manufacture of organic fertilizers. Specifications

GOST R 54000-2010: Organic fertilizers. Sapropels. General specifications

GOST R 54651-2011: Organic fertilizers on basis of sewage sludge. Specifications

GOST R 55570-2013: Organic fertilizers. Biocompost. Specifications

GOST R 55571-2013: Organic fertilizers on basis of solid domestic waste. Specifications

GOST R 56004-2014: Organic fertilizers. Vermicomposting. Specifications

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