B33;B66 标准查询与下载

ISO 5502:1992 油料饼粕 试样制备

The principle of the method is grinding of the laboratory sample, with or without preliminary breaking, crushing, grinding or drying, division of the sample by suitable means, taking care that the test sample thus obtained, from which the test portion(s) will be taken, truly represents the totality of the laboratory sample.

Oilseed residues; preparation of test samples

ISO 9289:1991 油料饼粕 游离残留己烷的测定

Specifies a method for the determination of hexane content after extraction with hydrocarbon-based solvents. Describes the principle, the reagents and materials, the apparatus, the sampling, the test procedure, the expression of results, and the contents of the test report.

Oilseed residues; determination of free residual hexane

BS 4289-5:1989 油料种子分析方法.第5部分:脂肪酸度测定

Fat is extracted in accordance with BS 4289:Part 4, dissolved in hot ethanol and titrated with aqueous sodium or potassium hydroxide.

Method for the analysis of oilseeds - Determination of acidity of fat

ISO 729:1988 油籽 油的酸度测定

The method consists in dissolving in a mixture of diethyl ether and ethanol of the oil extracted for the determination of the "oil contend" of the seeds (see ISO 659), and then titrating of the free fatty acids present using an ethanolic potassium hydroxide solution. It is not applicable to cotton seeds with adherent cotton linters, or to palm or olive fruits.

Oilseeds; determination of acidity of oils

BS 4289-8:1988 油料种子分析方法.湿度计校准检验

For each species to be tested, preparation of samples of different moisture content, determination of their moisture contents by a reference method and measurement with the meter to be checked.

Methods for analysis of oilseeds - Check of the calibration of moisture meters

BS 4325-2:1978 油料种子残留物分析方法.第2部分:总灰分测定

Incineration of product, ground if necessary, at 550 15C to constant mass. Apparatus, procedure, expression of results, test report. Not applicable to purposes subject to the Fertilisers and Feeding Stuffs Regulations 1973 or to the Fertilisers and Feeding Stuffs (Amendment) Regulations 1976.

Methods for analysis of oilseed residues - Determination of total ash

BS 4325-3:1978 油籽残留物的分析方法 盐酸不溶灰分的测定

Treatment of total ash with 3N hydrochloric acid solution and incineration of insoluble residue. Reagents, apparatus, procedure, expression of results, test report. Not applicable to purposes subject to the Fertilisers and Feeding Stuffs Regulations 1973 or to the Fertilisers and Feeding Stuffs (Amendment) Regulations 1976.

Methods for analysis of oilseed residues. Determination of ash insoluble in hydrochloric acid

BS 4325-5:1978 油料种子残留物分析方法.第5部分:二乙醚萃取物测定

Extraction of product, ground if necessary, with diethyl ether. Reagents, apparatus, procedure, expression of results, test report. Not applicable to purposes subject to the Fertilisers and Feeding Stuffs Regulations 1973 or to the Fertilisers and Feeding Stuffs (Amendment) Regulations 1976.

Methods for analysis of oilseed residues - Determination of diethyl ether extract

BS 4325-1:1978 油料种子残留物分析方法.第1部分:水分及挥发物含量测定

Oven-drying of product, ground if necessary, at 103C to constant mass. Apparatus, procedure, expression of results, test report. Not applicable to purposes subject to the Fertilisers and Feeding Stuffs Regulations 1973 or to the Fertilisers and Feeding Stuffs (Amendment) Regulations 1976.

Methods for analysis of oilseed residues - Determination of moisture and volatile matter content