Skip to content
Please enter a keyword to search

  • BS 691:1987

    View superseded by
    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
    View superseded by

    Specification for sub-normal range ovulation and dual-scale clinical maximum thermometers (mercury-in-glass, solid stem)

    Available format(s):  Hardcopy, PDF

    Superseded date:  30-11-2010

    Language(s):  English

    Published date:  15-04-2001

    Publisher:  British Standards Institution

    Add To Cart

    Table of Contents - (Show below) - (Hide below)

    Committees responsible
    Foreword
    1 Scope
    2 Temperature scales
    3 Type of thermometer
    4 Scale ranges and scale intervals
    5 Materials
    6 Manufacture
    7 Scale lines and figuring
    8 Permanence of pigment
    9 Maximum permissible errors
    10 Dimensions
    11 Influence of immersion time
    12 Inscriptions
    13 Accompanying slip
    Appendix A Determination of the average zero point
         depression
    Appendix B Deleted
    Appendix C Deleted
    Figure 1 - Examples of preferred style of graduation
         and numbering
    Figure 2 - Examples of graduation showing the position
         of the scale lines relative to the enlarged image
         of the mercury column where L is less than 0.5 T
    Figure 3 - Maximum bulb diameter
    Table 1 - Requirements for thermometer types
    Table 2 - Size of sample
    Publications referred to

    Abstract - (Show below) - (Hide below)

    Dimensional limits, materials, errors, graduation and inscription. General purpose, subnormal range, and ovulation thermometers °C; and dual-scale (°C and °F) general purpose thermometers. Gives wording for accompanying slip to be distributed with the thermometers. Complements BS 6985.

    General Product Information - (Show below) - (Hide below)

    Committee LBI/1/2
    Development Note Supersedes BS 691(1979) & 84/52017 DC (06/2004) Reviewed and confirmed by BSI, April, 2005. (03/2005) Also numbered as AS 2190. (08/2006)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    BS 6001-1(1999) : 1999 SAMPLING PROCEDURES FOR INSPECTION BY ATTRIBUTES - PART 1: SAMPLING SCHEMES INDEXED BY ACCEPTANCE QUALITY LIMIT (AQL) FOR LOT-BY-LOT INSPECTION
    View more information

    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective