GB/T 17821-1999 English Version, GB/T 17821-1999 Rubber latex--Determination of density between 5℃and 40℃ (English Version)

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GB/T 17821-1999 Rubber latex--Determination of density between 5℃and 40℃ (English Version)
Standard No.:	GB/T 17821-1999	Status:	abolished remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	2000 words	Translation Price(USD):	264.0 remind me the price change Email:
Implemented on:	2000-2-1	Delivery:	via email in 1~3 business day

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Standard No.:	GB/T 17821-1999
English Name:	Rubber latex--Determination of density between 5℃and 40℃
Chinese Name:	胶乳 5？C至40？C密度的测定
Chinese Classification:	B72 Forestry chemical raw material
Professional Classification:	GB National Standard
ICS Classification:	83.040.10 83.040.10 Latex and raw rubber 83.040.10
Source Content Issued by:	CSBTS
Issued on:	1999-08-11
Implemented on:	2000-2-1
Status:	abolished
Superseded by:	GB/T 17821-2008 Rubber latex - Determination of density between 5℃ and 40℃
Superseded on:	2008-11-1
Abolished on:	2008-11-01
Target Language:	English
File Format:	PDF
Word Count:	2000 words
Translation Price(USD):	264.0
Delivery:	via email in 1~3 business day

Standard

GB/T 17821-1999 Rubber latex--Determination of density between 5℃and 40℃ (English Version)
Standard No.	GB/T 17821-1999
Status	abolished
Language	English
File Format	PDF
Word Count	2000 words
Price(USD)	264.0
Implemented on	2000-2-1
Delivery	via email in 1~3 business day

Detail of GB/T 17821-1999

Standard No.

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Introduction of GB/T 17821-1999

本标准规定了在5℃～40℃温度下测定浓缩天然胶乳密度的方法。本标准是为在不能直接称重或不能控制实验室温度的情况下利用密度测定来计算已测定体积的胶乳的质量而制定的。用于测定密度的胶乳样品中所含的空气数量必须与测定体积时所含的空气数量相同。因此，在取样前必须让胶乳静置至少24h，以便能除去气泡。测定密度时的温度最好能与测定体积时的温度相同，否则就必须进行校正。本标准适用于各种天然胶乳以及合成胶乳、配料胶乳和预硫化胶乳，也适用于橡胶水分散体。

Contents of GB/T 17821-1999

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