Test items: color、 glossiness、 adhesion、 wiping resistance、 surface roughness of chalk board、 wear resistance、 light resistance、 corrosion resistance、 formaldehyde emission limit、 nominal size of writing board、 etc p> Scope of application: Chalkboard、 whiteboard、 writing board、 writing panel、 fixed writing board、 mobile writing board、 sliding、 rotating writing board、 fan writing board、 etc p> Related Testing Standards
GB/T 37773-2019 Writing Board Steel Plate Enamel
GB 28231-2011 Writing Board Safety and Health Requirements
GB/T 250 Textile Color Fastness Test - Grey Sample Card for Evaluating Discoloration
GB/T 730 Textile Color Fastness Test - Blue Wool Standard Sample (1-7) Quality control of grade
Comparison of light resistance of similar colored pigments in GB/T 1710-2008
GB/T 3979-2008 Measurement methods for object color
GB 5296.1 General instructions for use of consumer goods
GB/T 5698 Color terminology
GB/T 6749-1997 Paint film color representation method
Visual comparison of GB/T 9761-2008 paints and varnishes
GB/T 15608 Chinese color system
GB/T 16422.2-1999 Plastic laboratory light source exposure test method
Part 2: Arc LampGB/T 17657-1999 Test Methods for Physical and Chemical Properties of Artificial Board and Decorative Artificial Board
QB/T 2859 White Board Marking Pen
Inspection Report Notes1. Report No& Ldquo; Special seal for research and testing; Rdquo; Invalid official seal、 invalid report without anti-counterfeiting QR code p> 2. The copied report was not re stamped; Ldquo; Special seal for research and testing; Rdquo; Or the official seal is invalid p> 3. The report is invalid without the signature of the main inspector、 reviewer、 or approver p> 4. The report is invalid if altered p> 5. If there are any objections to the testing report、 they should be raised within 15 days from the date of receiving the report. If the report is overdue、 it will not be accepted p>
The above article is a partial list. For more testing needs and details、 please consult the online consultant of the free consulting agency: 18501763637
The third-party testing agency of Baijian provides pesticide testing、 fertilizer detection、 pesticide residue testing、 food testing、 drug testing、 toxic and harmful substance testing reports、 etc. Customers who require relevant testing services can leave an online message or directly contact us at 18501763637
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