Specified chemical analysis

This standard is issued under the fixed designation A 2; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon (e) indicates an editorial change since the last revision or reapproval.

3p maryland93 13-10-2020 25 1   Download

Repeated exposure to agro-chemical pesticides may increases the pesticide accumulation in food chain and adversely affect on human and environment. Hence, part of farming community shifting from chemical inputs to bio-inputs. In this regard, this study was conducted to know the extent of awareness, usage pattern, product differentiation, factors affecting and purchase pattern of bio-pesticides in Chitradurga and Davanagere districts in Karnataka state. The data pertaining to this study was collected with the help of pre-tested questionnaire during the agricultural year 2018.

8p cothumenhmong1 10-12-2019 26 0   Download

Standard method of test for particle size analysis of soils describes a procedure for the quantitative determination of the distribution of particle sizes in soils. The following applies to all specified limits in this standard: For the purposes of determining conformance with these specifications, an observed value or a calculated value shall be rounded off “to the nearest unit” in the last right-hand place of figures used in expressing the limiting value, in accordance with ASTM E 29. The values stated in SI units are to be regarded as the standard.

0p tav2011 21-07-2015 77 4   Download

The toxicity or carcinogenicity of each reagent used in this method has not been precisely defined; however, each chemical compound should be treated as a potential health hazard. From this viewpoint, exposure to these chemicals must be reduced to the lowest possible level by whatever means available. The laboratory is responsible for maintaining a current awareness file of OSHA regulations regarding the safe handling of the chemicals specified in this method.

9p cao_can 02-01-2013 47 3   Download