Gardner Colour. The Gardner Colour scale as specified in ASTM D is a single number colour scale for grading light transmitting. Scale samples with colour. Designation: D – 98AMERICAN SOCIETY FOR TESTING AND MATERIALS Barr Harbor Dr., Reprinted from the Annual Book of ASTM Standards. Standard Test Method for Color of Transparent Liquids (Gardner Color Scale).
|Published (Last):||21 April 2010|
|PDF File Size:||10.42 Mb|
|ePub File Size:||11.78 Mb|
|Price:||Free* [*Free Regsitration Required]|
In any one set, no two standards shall be axtm together than two thirds of the difference in x or y between corresponding reference standards. Permission rights to photocopy the standard may also be secured from the ASTM website www.
ASTM D – 04() Standard Test Method for Color of Transparent Liquids (Gardner Color Scale)
Your axtm are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters. The apparatus may be of any design, but should have the following characteristics: There are other instruments available for color matching which would be expected to give similar results, but the statement above applies only to the instrument checked. No other units of measurement are included in this standard.
If the material is perceptibly cloudy, first filter it. Please dd1544 this form, we will try to respond as soon as possible.
ASTM D – 04 Standard Test Method for Color of Transparent Liquids (Gardner Color Scale)
If the comparator is provided with a separate green filter in front of the light source, place this filter in the reference beam of the dual beam spectrophotometer during calibration of each standard. NOTE 1—If desired, liquid standards matching the colors given in Table 1, in glass tubes similar to the sample tubes may be used. Alternatively equip the spectrophotometer with a condensing lens to accomplish this purpose.
Originally approved in We need your help to maintenance this website. NOTE 2—The precision data were obtained using an instrument in which two standards are viewed simultaneously. We need your help! These may be filled with potassium chloroplatinate for the light colors and solutions of ferric chloride and cobalt chloride in hydrochloric acid for the darker colors.
Please copy and paste this embed script to where you want to embed Embed Script. The calibration of glass standards should be verified prior to use; a suitable procedure for their calibration is contained in Appendix X1.
Wstm 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.
Please help us to share our service with your friends. This standard has been approved for use by agencies of the Department of Defense.
Thank you for interesting in our atm. Viscosity tubes, as described in Test Method D, are satisfactory. A number in parentheses indicates the year of last reapproval.
This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years and if not revised, either reapproved or withdrawn.
The color shall be produced by the glass components c1544. No further reproductions authorized. Current edition approved June 1, Size px x x x x Its application to other materials has not been tested.
Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. Some glass standards 1 This test method is under the jurisdiction of Committee D01 on Paint and Related Coatings, Materials, and Applications and is the direct responsibility of Subcommittee D The specifications and f1544 composition of these solutions are given in Test Method D — 58 T.
Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility. Significance and Use 3.
ASTM D1544-04 (2010)
Precision and Bias 7. 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.
If more precise measurements are needed, report as either matching a standard or lighter or darker. Last previous edition approved in as D — ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard.
We are a non-profit group that run this website to share documents.