ASTM-D1076:2002 Edition

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D1076-02 Standard Specification for Rubber-Concentrated, Ammonia Preserved, Creamed, and Centrifuged Natural Latex

Published By	Publication Date	Number of Pages
ASTM	2002	12

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Categories: 83.040.10 - Latex and raw rubber, ASTM

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Description

1.1 This specification covers requirements for first grade concentrated natural rubber latex (see Table 1) of the following types:

Type 1 -Centrifuged natural latex preserved with ammonia only or by formaldehyde followed by ammonia.

Type 2 -Creamed natural latex preserved with ammonia only or by formaldehyde followed by ammonia.

Type 3 -Centrifuged natural latex preserved with low ammonia with other necessary preservatives.

1.2 This specification is not necessarily applicable to latices prepared or preserved by other methods, and shall not be construed as limiting the desirability or usefulness of other types of latices. It does not apply to natural latex sources other than Hevea braziliensis nor to compounded latex concentrates.

1.3 The analytical procedures applicable to the specifications are included and appear in the following order:

1.4 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

PDF Catalog

PDF Pages	PDF Title
1	Scope Referenced Documents General Specification Requirements Significance and Use TABLE 1
2	Inspection Preparations for Sampling Sampling Total Solids Dry Rubber Content Total Alkalinity
3	Viscosity
4	Sludge Content Coagulum Content KOH Number
5	Determination of pH Mechanical Stability
6	Copper and Manganese Scope Definition Conversion of Units Summary of Method Apparatus Procedure
7	Calibration of Density Bottle Calculation Summary of Method Apparatus Calibration of Volumetric Flask Procedure Calculations
8	Definition Apparatus Reagents Procedure Calculations
9	Boric Acid FIG. 1
10	Dry Films Precision and Bias
11	X1. TABLE X1.1 TABLE 2

Additional information

Dry Rubber Content	9
Boric Acid	36
Mechanical Stability	16
Volatile Fatty Acids	31-35
Coagulum Content	13
Sampling	6 and 7
KOH Number	14
PH	15
Dry Films	37
Copper and Manganese	17
Density	18-30
Sludge Content	12
Total Alkalinity	10
Total Solids	8
Precision for All Test Methods	38
Viscosity	11
	Section
ICS Codes	83.040.10 - Latex and raw rubber

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ASTM-D1076:2002 Edition

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