A51 量和单位 标准查询与下载



共找到 268 条与 量和单位 相关的标准,共 18

Geometrical product specifications (GPS) - Dimensional tolerancing - Part 2 : dimensions other than linear sizes.

ICS
17.040.30
CCS
A51
发布
2012-02-01
实施
2012-02-11

This International Standard gives terms, definitions and symbols used in standards in the field of hydrometry.

Hydrometry - Vocabulary and symbols (ISO 772:2011); Trilingual version EN ISO 772:2011

ICS
01.040.17;17.120.20
CCS
A51
发布
2011-11
实施

Quantities and units - Part 1: General; Technical Corrigendum 1

ICS
01.060
CCS
A51
发布
2011-10
实施

Properties and their scopes for product data exchange - Part 16: Definition of the content and syntax of attributes for unit and quantity entities

ICS
35.240.60
CCS
A51
发布
2011-06
实施

Standard for Use of the International System of Units (SI): The Modern Metric System

ICS
01.060
CCS
A51
发布
2011
实施

The methodology was originally developed (1-4) for use in drug content uniformity and dissolution but has general application to any multistage test with multiple acceptance criteria. Practice E2709 summarizes the statistical aspects of this methodology. This practice applies the general methodology of Practice E2709 specifically to the UDU test. While other methods can be used to estimate the probability of passing the UDU test, they are outside the scope of this practice. The UDU test procedure describes a two-stage sampling test, where at each stage one can pass or continue testing, and the decision to fail is deferred until the second stage. At each stage there are acceptance criteria on the test results as outlined in Table 1. The UDU test is a market standard. The USP General Notices include the following statement about compendial standards. “The similarity to statistical procedures may seem to suggest an intent to make inference to some larger group of units, but in all cases, statements about whether the compendial standard is met apply only to the units tested.” Therefore, the UDU procedure is not intended for inspecting uniformity of finished product for lot/batch release or as a lot inspection procedure. The UDU test defines a product requirement to be met at release and throughout the shelf-life of the product. Passing the UDU test once does not provide statistical assurance that a batch of drug product meets specified statistical quality control criteria. This practice provides a practical specification that may be applied when uniformity of dosage units is required. An acceptance region for the mean and standard deviation of a set of test results from the lot is defined such that, at a prescribed confidence level, the probability that a future sample from the lot will pass the UDU test is greater than or equal to a prespecified lower probability bound. Having test results fall in the acceptance region provides assurance that a sample would pass the UDU test with at least the specified lower bound probability. This procedure does not account for any decrease in potency during the shelf life, which could affect the ability to meet the UDU test requirements. This practice can be used as an element for process demonstration or validation, continuous process verification, in-process testing, or lot release (acceptance). As the circumstances and available information vary in these different application areas, this practice does not prescribe a specific target, sample size, lower probability bound, or confidence level. These must be prospectively selected by the user and may be different from those used in the acceptance limit tables provided in this practice. TABLE 1 Uniformity of Dosage Units Test Procedure Note8212;All measurements of dosage units and criteria values are in percentage label claim (%LC). At each stage calculate the sample average, X, and the sample standard deviation, s. StageNumber TestedPass Stage If: S1101.1 This practice provides a general procedure for evaluating the capability to comply with the Uniformity o......

Standard Practice for Demonstrating Capability to Comply with the Test for Uniformity of Dosage Units

ICS
03.120.30 (Application of statistical methods); 11
CCS
A51
发布
2011
实施

This International Standard specifies the most important design and metrological characteristics of dial test indicators (lever type).

Geometrical product specifications (GPS) - Dimensional measuring equipment: Dial test indicators (lever type) - Design and metrological characteristics

ICS
17.040.30
CCS
A51
发布
2010-11-01
实施
2010-11-01

Units - Part 1: Unit names, unit symbols

ICS
01.060
CCS
A51
发布
2010-10
实施

Quantities and units. General

ICS
01.060
CCS
A51
发布
2010-01-31
实施
2010-01-31

Quantities and units. Mathematical signs and symbols to be used in the natural sciences and technology

ICS
01.060
CCS
A51
发布
2010-01-31
实施
2010-01-31

Quantities and units. Atomic and nuclear physics

ICS
01.060
CCS
A51
发布
2010-01-31
实施
2010-01-31

American National Standard for Metric Practice

ICS
01.060
CCS
A51
发布
2010
实施

This document is the primary American National Standard on application of the metric system. It emphasizes use of the International System of Units (SI), which is the modern, internationally accepted metric system. It includes information on SI, a limited list of units recognized for use with SI, and a list of conversion factors, together with general guidance on style and usage. It also lists older "metric" units that shall no longer be used. The word "primary" implies that other metric standards in the United States should be consistent with this document..

IEEE/ASTM SI 10 American National Standard for Metric Practice

ICS
01.120 (Standardization. General rules)
CCS
A51
发布
2010
实施

Quantities and units - Part 10: Atomic and nuclear physics

ICS
01.060
CCS
A51
发布
2009-12
实施

Quantities and units - Part 2: Mathematical signs and symbols to be used in the natural sciences and technology

ICS
01.060
CCS
A51
发布
2009-12
实施

Quantities and units - Part 1: General

ICS
01.060
CCS
A51
发布
2009-11
实施

Quantities and units - Part 14 : telebiometrics related to human physiology.

ICS
01.060;35.240.15
CCS
A51
发布
2009-08-01
实施
2009-08-08

Quantities and units - Part 14: Telebiometrics related to human physiology (IEC 80000-14:2008); German version EN 80000-14:2009

ICS
01.060
CCS
A51
发布
2009-08
实施
2009-08-01

Quantities and units - Solid state physics

ICS
01.060
CCS
A51
发布
2009-06-30
实施
2009-06-30

In this part of ISO/IEC 80000 names, symbols, and definitions for quantities and units of telebiometrics related to human physiology are given. This part of ISO/IEC 80000 encompasses quantities and units for physiological, biological or behavioural characteristics that might provide input or output to telebiometric identification or verification systems (recognition systems), including any known detection or safety thresholds. It also includes quantities and units concerned with effects on a human being caused by the use of a telebiometric device. NOTE The quantities and units, their names and letter symbols, specified here are those widely used in the disciplines and specialities related to telebiometrics: the telebiometric industry and telebiometry. Telebiometric units are SI units (see ISO 80000-1). A code and an associated graphical symbol for the identification of the type of a telebiometric device are also specified in this part of ISO/IEC 80000.

Quantities and units — Part 14: Telebiometrics related to human physiology

ICS
01.060
CCS
A51
发布
2009-05-31
实施
2009-05-31



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