5605;5590 标准查询与下载

ISO 1385-4:1977 工业用邻苯二甲酸酯类 试验方法 第4部分:以酚酞为指示剂酸度测定 滴定法

The principle consists in titration of the acidity in a test portion, in ethanolic medium, with standard volumetric sodium hydroxide solution using phenolphthalein as indicator. - ISO 1385, Part 1 to Part 5 replace ISO Recommendation R 1385-1970.

Phthalate esters for industrial use; Methods of test; Part IV : Determination of acidity to phenolphthalein; Titrimetric method

ISO 1385-3:1977 工业用邻苯二甲酸酯类 试验方法 第3部分:灰分的测定

With diallyl phthalate, this method of test should be carried out cautiously and only small amounts should be ignited at one time because of the risk of explosive polymerization. The principle consists in burning of a test portion and heating in an electric furnace at (600 30) ?C to constant mass. - ISO 1385, Part 1 to Part 5 replace ISO Recommendation R 1385-1970.

Phthalate esters for industrial use; Methods of test; Part III : Determination of ash

ISO 1385-2:1977 工业用邻苯二甲酸酯类 试验方法 第2部分:热处理后色度的测定(邻苯二甲酸二烯丙基除外)

The method is not applicable to diallyl phthalate because of the risk of explosive polymerization. The procedure is carried out by the method specified in ISO 2211. The result is expressed in Hazen units (platinum-cobalt scale). - ISO 1385, Part 1 to Part 5 replace ISO Recommendation R 1385-1970.

Phathalate esters for industrial use; Methods of test; Part II : Measurement of colour after heat treatment (Diallyl phthalate excluded)

ISO 1695:1977 工业用邻氯甲苯 试验方法一览表

Specifies the sampling, the determination of distillation characteristics, the determination of density at 20 ?C, the determination of crystallizing point and the determination of p- and o-chlorotoluene content. The determination of distillation characteristics indicates the difference between the temperatures corresponding to the collection of two volumes of distillate, V0 and V1. These two volumes will be indicated in the specification of product agreed between the interested parties. For the determination of p-chlorotoluene, reading, from the crystallizing point diagram or from a table, of the p-chlorotoluene content corresponding to the crystallizing point of the sample. Replaces ISO Recommendation R 1695-1970.

o-Chlorotoluene for industrial use; List of methods of test

ISO 1696:1977 工业用对氯甲苯 试验方法一览表

Specifies the sampling, the determination of distillation characteristics, the determination of density at 20 ?C, the determination of crystallizing point and the determination of o- and p-chlorotoluene content. The determination of distillation characteristics indicates the difference between the temperatures corresponding to the collection of two volumes of distillate, V0 and V1. These two volumes will be indicated in the specification of product agreed between the interested parties. For the determination of o-chlorotoluene, reading, from the crystallizing point diagram or from a table, of the o-chlorotoluene content corresponding to the crystallizing point of the sample. Replaces ISO Recommendation R 1696-1970.

p-Chlorotoluene for industrial use; List of methods of test

ISO 1869:1977 工业用二氯甲烷 试验方法一览表

Specifies the sampling, the determination of residue on evaporation, the determination of distillation characteristics, the determination of density at 20 ?C, the determination of acidity, the determination of water and the measurement of colour. The determination of distillation characteristics indicates either the temperatures corresponding to the collection of each of two volumes of distillate, V0 and V1, or the difference between these two volumes. These two volumes will be indicated in the specification for dichloromethan agreed between the interested parties. Replaces ISO Recommendation R 1869-1970.

Methylene chloride for industrial use; List of methods of test

ISO 1870:1977 工业用三氯甲烷 试验方法一览表

Specifies the sampling, the determination of distillation characteristics, the determination of density at 20 ?C, the determination of water, the measurement of colour and the determination of acidity. The determination of distillation characteristics indicates either the temperatures corresponding to the collection of each of two volumes of distillate, V0 and V1, or the difference between these two volumes.These two volumes will be indicated in the specification of the product adreed between the interested parties. Replace ISO Recommendation R 1870-1970.

Chloroform for industrial use; List of methods of test

ISO 1389-5:1977 工业用邻苯二甲酸酐 试验方法 第5部分:游离酸度的测定 电位滴定法

The principle of the method consists in the potentiometric titration of a test portion not exceeding 10 g and containing not more than 0.150 g of phthalic acid, with a standard volumetric solution of triethylamine in anhydrous butanone. - ISO 1389, Parts 1 to 11, replace ISO Recommendation R 1389-1970.

Phthalic anhydride for industrial use; Methods of test; Part V : Determination of free acidity; Potentiometric method

ISO 1697:1977 工业用氯苯 试验方法一览表

Specifies the sampling, the determination of ditillation characteristics, the determination of density at 20 ?C, the determination of residue on evaporation, the determination of water and the determination of acidity. The determination of distillation characteristics indicates the difference between the temperatures corresponding to the collection of two volumes of distillate, V0 and V1. These two volumes will be indicated in the specification pf product agreed between th intersted parties. Replaces ISO Recommendation R 1697-1970.

Chlorobenzene for industrial use; list of methods of test

ISO 2210:1972 工业用液体卤代烃 蒸发残渣的测定

The method specified can also be applied to other liquids behaving, in respect or evaporation, like halogenated hydrocarbons. The principle consists in evaporation of a test sample in a special apparatus in a platinum or borosilicate glass dish. Such an arrangement is shown in a figure. Weighing of the residue obtained after evaporation and drying at 110 ?C to constant mass.

Liquid halogenated hydrocarbons for industrial use; Determination of residue on evaporation