Logo

Manufacturer/company:

Gradus Ltd

Chapel Mill, Park Green
Macclesfield, Cheshire
United Kingdom

Number of projects
1
Number of test pieces
1
Phone

01625 428 922

Email

imail@gradus.com

Website

www.gradus.com

Documents

GR 2511-1688_Certificate_02.pdf
Valid until 16.12.2030
GR 2511-1688_statement_02.pdf
Valid until 16.12.2030

Test piece

Name of test piece/s SureProtect Pure PVC-u Hygienic Sheet SPP25
Description Charge number: 3921; batch number: 9166968
Project number GR 2511-1688
Created on 12/17/2025
Valid until 12/16/2030
Test type Chemical resistance (immersion)
Classfication excellent
Chemical resistance (immersion)

Chemical resistance (VDI 2083 Part 17; ISO 2812-1; ISO 4628-1)

Chemical resistance

1h

3 h

6 h

24 h

Formalin 37 %

excellent

excellent

excellent

excellent

Ammoniac 25 %

excellent

excellent

excellent

excellent

Hydrogen peroxide 30 %

excellent

excellent

excellent

excellent

Sulfuric acid 5 %

excellent

excellent

excellent

excellent

Phosphoric acid 30 %

excellent

excellent

excellent

excellent

Peracetic acid 15 %

excellent

excellent

excellent

excellent

Hydrochloric acid 5 %

excellent

excellent

excellent

excellent

Isopropanol 100 %

excellent

excellent

excellent

excellent

Sodium hydroxide 5 %

excellent

excellent

excellent

excellent

Sodium hypochlorite 5 %

excellent

excellent

excellent

excellent

Classification 0; excellent