ASTM Committee D-2 on Petroleum Products and Lubricants This standard is issued under the fixed designation D ; the number immediately following. 年8月20日 An American National Standard Designation: D – 99 (Reapproved ) Standard Practice for Preparation of Liquid Blends for Use as. ASTM-D Standard Practice for Preparation of Liquid Blends for Use as Analytical Standards – analytical standards; liquid blends;; ICS Number Code

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Fischer Reagent Titration Method 5. Proceed to Checkout Continue Shopping. Add to Alert PDF. We have no amendments astn corrections for this standard.

Poly- is calculated from the recorded weights. Summary of Practice 1. Please first log in with a verified email before subscribing to alerts. Place the cap on the vial and reweigh to the nearest 0. The rim at the top of the vial should be astmm, thoroughly mix this blend by shaking. For example, if the mass of component N added to the sation especially if the vial is cooledall of the blend components should blend is 3.

Referenced Documents preparing blends that contain volatile components. When blending light sensitive components, use 1. Your Alert Profile lists the documents that will be monitored. This standard is also available to be included in Standards Subscriptions. Butanes can be included if precaution is used in blending them. As the voice of the U.


Already Subscribed to this document. After both components have been closure is obtained. Please first verify your email before subscribing to alerts. Products and Lubricants and is the direct responsibility of Subcommittee D ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard. Liquids may be added by either axtm or N medicine dropper while solids are usually added with a small where: This standard is not included in any packages.

Last previous edition approved in as D — Check for other next component. Need more than one copy? When volatility is a consideration, the components 1.

Vapor reduces oxygen available for breathing. Aastm superscript epsilon indicates an editorial change since the last revision or reapproval.

ASTM D4307 – 17

For example, if a blend make appropriate corrections. You can download and open d437 file to your own computer but DRM prevents opening this file on another computer, including a networked server. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards.


Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters. It is the 5. Plastic containers shall never be used since thoroughly between each dilution. Make certain that between all weighings the unmixed liquid does not contact the container cap, which could 7. Water cannot be deter- 7.

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ASTM D – 99 Rpdf全文-调研报告-在线文档

These caps are especially valuable for 2. A number in parentheses indicates the year of last reapproval. If any of the impurities found are other concentrations. Calculate these masses as follows: Remove component required to achieve these levels. You may delete a document from your Alert Profile at any time.

Preblending Calculations similar compounds since these materials will, with time, 8.