1. Scope
1.1 These test methods cover procedures for the chemical and gravimetric analysis of white and yellow thermoplastic traffic marking containing lead chromate and titanium dioxide pigment.
1.2 The analytical procedures appear in the following order:
1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
This standard does not purport to address all of the safety concerns, if any, associated with its use. 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. Note 1
Test for 1.50 glass spheres only.
Note 2
This modified analysis of chrome yellow and chrome orange pigments must be used because the heat resistant chrome yellows in the thermoplastic cannot be analyzed by Test Methods D 126.
2. Referenced Documents (purchase separately)
The documents listed below are referenced within the subject standard but are not provided as part of the standard.
ASTM Standards
D126 Test Methods for Analysis of Yellow, Orange, and Green Pigments Containing Lead Chromate and Chromium Oxide Green
D883 Terminology Relating to Plastics
D1193 Specification for Reagent Water
D1394 Test Methods for Chemical Analysis of White Titanium Pigments
F412 Terminology Relating to Plastic Piping Systems
Index Terms
glass spheres (in traffic paint); lead chromate; titanium dioxide; thermoplastic traffic marking material
ICS Code
DOI: 10.1520/D4797-88R07
ASTM International is a member of CrossRef.
Citing ASTM Standards
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