GB/T 12009.4-1989
GB · 1989-12-25

Polymethylene polyphenyl isocyanate--Determination of isocyanato content

CF Replaced ICS 83.080 Cited by 1

1Key Takeaways

This standard specifies two methods for the determination of isocyanate content in polymethylene polyphenylisocyanate by potentiometric titration. This standard applies to the determination of isocyanate content in polymethylene polyphenyl isocyanate for polyurethane foam.

2Scope / Description

This standard specifies two methods for the determination of isocyanate content in polymethylene polyphenylisocyanate by potentiometric titration. This standard applies to the determination of isocyanate content in polymethylene polyphenyl isocyanate for polyurethane foam.

3Version History

GB/T 12009.4-2016 newer

5Citation Network

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Cite this standard
0
Referenced herein

6Frequently Asked Questions

What is GB/T 12009.4-1989?
GB/T 12009.4-1989 — Polymethylene polyphenyl isocyanate--Determination of isocyanato content is an international standard developed by General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China. This standard specifies two methods for the determination of isocyanate content in polymethylene polyphenylisocyanate by potentiometric titration. This standard applies to the determination of isocyanate content in polymethylene polyphenyl...
What does GB/T 12009.4-1989 cover?
This standard covers: This standard specifies two methods for the determination of isocyanate content in polymethylene polyphenylisocyanate by potentiometric titration. This standard applies to the determination of isocyanate content in polymethylene polyphenyl isocyanate for polyurethane foam.
Who should use this standard?
This standard is intended for organizations, professionals, and stakeholders involved in various industries and sectors. It is applicable to manufacturers, service providers, regulatory bodies, and certification organizations.
What is the latest version of GB/T 12009.4-1989?
The current published version is GB/T 12009.4-1989, published on 1989-12-25. Always check for amendments or pending revisions.
How do I purchase GB/T 12009.4-1989?
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