ASTM D1193-91 PDF

ASTM D Standard Specification for Reagent Water. Be notified when this Standard is updated or amended – Add to StandardsWatch. General Product . Designation: D – 99 e1 . 1 This specification is under the jurisdiction of ASTM Committee D on as D – 51 T. Last previous edition D – 91 . ASTM D – 99e1 Standard Specification for Reagent Water. View on Information Provider website {{ linkText }}. Abbreviation. ASTM D Amendment.

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Also, different types of contaminants affect these methods and processes differently. Current edition approved March 1, In all cases only the current version of the standard as published by ASTM is to be considered the official document.

It is the responsibility of the user d119-391 this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Type 2 reagent grade water is defined by ASTM as water that has greater than 1 megohm-cm resistivity. Remember me for one month. This requires that the calibration of the various measuring instruments be veri?

ASTM D 修改版 Standard Specification for Reagent Water_百度文库

However, the method of storage and handling of the water may itself result in contamination. The use of a quali? Thus, measuring the amount of these toxins in a laboratory water system is significant when measuring water purity. Tests should be conducted to verify that the hydraulic, monitoring and electronic functions including system alerts of the systems asm working according to the speci? D D113-91 Relating to Water. D — 06 X1. Use and Application 5.

NOTE1—Because distillation is a process commonly relied upon to produce high purity water, the levels speci? This standard has been approved for use by agencies of the Department of Defense. Nails, Spikes, and Staples. These have been assigned in order of historical precedence and should not be taken as an indication of a progression in water purity. Enter your account email address to request a password reset: Producers and users of Reagent Water are d11933-91 to seek out additional sources of guidance in this area.

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Definition of ASTM D1193-91

Water types, other than Type I, can be stored if particular attention is taken regarding the materials, design of the storage system and time of storage.

Adtm exchange, distillation, or reverse osmosis and organic adsorption may be required prior to distillation if the purity cannot be attained by single distillation. A number in parentheses indicates the year of last reapproval. Print 1 2 asmt 4 5 page sstarting from page current page.

Today, ast 12, ASTM standards are used around the world to improve product quality, enhance safety, facilitate market access and trade, and build consumer confidence. The National Institute of Health NIHDivision of Technical Resources has released guidelines that detail the type of water purity system that should be used in various scientific disciplines and for xstm applications.

Water, water everywhere, but is any of it good enough for sample analysis? College of Arts and Sciences. Particular attention should be taken regarding the location and sequence of particular puri? Originally issued as D—51T. L Endotoxin in endotoxin units per mL.

A superscript epsilon e indicates an editorial change sinc. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.

The validation process can be divided e1193-91 4 major quali? Practice D should be consulted. B Type II grade of reagent water shall be prepared by distillation using a still designed to produce a aetm having a conductivity of less than 1. Minute traces of salts or biological contaminants can result in unfortunate consequences when culturing cells or performing analytical measurements of biological macromolecules. Type 2 water is routinely used to wash and rinse glassware, either manually or in the final rinse cycle of an automatic glassware washer.

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Gravity feed is the preferred method if possiblesince pumps are a potential source of contamination. The d1193-9 of blanks associated with the analysis of ultra-pure water samples is also covered by this practice. These issues are very complex and extensive.

This procedure is most easily carried out by autoclaving at kPa 15 psi d1193-9 20 min. ASTM D water quali Search book title Enter keywords for book title search. Pure water has a resistance of Therefore, the selection of an alternate technology in place of the technology speci?

ASTM D1193 water testing lab

It should be recognized that the mere fact that the water is stored will likely reduce its purity despite attempts to prevent contamination. K Heterotrophic bacteria count. New Mexico State University. F Standard Specification for Driven Fasteners: Individual reprints single or multiple asm of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm.

Click here to download full list of books. Type 2 water is generally suited for reagent and buffer mixtures in addition to cultured media preparation. Land Use and Development. There were no books found for the applied search filters. Ion exchange, distillation, or reverse osmosis and organic adsorption may be required prior to distillation if the purity cannot d1193-1 attained by single distillation. Different grades of water may be covered by other ASTM speci?