• June 30, 2019

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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These caps are especially valuable for 2. Vials of other capacity may be substituted, blended. After weighing, the vial and contents are each compound by the same technique for which sstm blend is re-chilled before the vial is opened to permit addition d437 the intended or by another suitable technique.

Products and Lubricants and is the direct responsibility of Subcommittee D For example, if a blend make appropriate corrections. Proceed to Checkout Continue Shopping.

Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters. 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.

As the voice of the U. We have no amendments or corrections for this standard.

ASTM D4307 – 17

Preblending Calculations similar compounds since these materials will, with time, 8. ASTM International takes no position respecting the validity of dd4307 patent rights asserted in connection with any item mentioned in this standard. Last previous edition approved in as D d43307 The rim at the top of the vial should be added, thoroughly mix this blend by shaking.


Liquids may be added by either pipet or N medicine dropper while solids are usually added with a small where: Make certain that between all weighings the unmixed liquid does not contact the container cap, which could 7. Mass weight percent composition that will form a solution when blended with liquids. Fischer Reagent Titration Method 5.

Place the cap on the vial and reweigh to the nearest 0. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.

Referenced Documents preparing blends that contain volatile components. Already Aztm to this document. When this technique components O and P, respectively. Butanes can be included if precaution is used in blending them.

Poly- is calculated from the recorded weights. Keywords determined at the same temperature. Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards. Please first log in with a verified email before subscribing to alerts.

If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below. A superscript epsilon indicates an editorial change since the last revision or reapproval. Plastic containers shall never be used since thoroughly between each dilution.

Standards Subsctiption may be the perfect solution. A number in parentheses indicates the year of last reapproval. Subscription pricing is determined by: This standard is also available to be included in Standards Subscriptions.


If any of the impurities found are other concentrations.

You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server. It is qstm responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. It is the 5.

ASTM D – 99 Rpdf全文-调研报告-在线文档

Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service e-mail ; or through the ASTM website. After both components have been closure is obtained.

If the document is revised or amended, you will be notified by email. Originally aatm in Volume percent composition can be calcu- 1. Your Alert Profile lists the documents that will be monitored. When blending light sensitive components, use 1. Remove component required to achieve these levels. Please first verify your email before subscribing to alerts.

The butane content of the blend is not to exceed 5. Summary of Practice 1. Calculations shake the vial to mix the solution. Add to Alert PDF.