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JJG 877-2011Verification Regulation of Vapor Pressure Osmometers (English PDF)

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine

Level / Type

National · Mandatory

Issue date

November 14, 2011

Implementation date

May 14, 2012

Scope

JJG 877-2011 (Verification Regulation of Vapor Pressure Osmometers) is available as an English-translated PDF.

JJG 877-2011 — Verification Regulation of Vapor Pressure Osmometers

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Document preview — JJG 877-2011

National Standard of the People's Republic of China

ICS: 17.100
Classification: A 53
Replacing: JJG 877-1994

Issued by: General Administration of Quality Supervision, Inspection and Quarantine

What this standard covers1
Document data2

What this standard covers

This standard applies to the determination of the number-average molar mass at 1 �� 10000g µ mol-1 below the vapor pressure of the polymer permeability tester (also known as gas osmotic device, referred to as VPO) of the initial verification, testing and use of follow-up checks.

Document data

International classification (ICS): 17.100.

Chinese classification (CCS): A53.

Estimated length of the Chinese original: 18,173 words.

Supersedes the earlier edition JJG 877-1994.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 12 pages — is available in the English PDF.

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