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JJG 196-2006: Verification regulation of working glass container
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Std ID	Version	USD	Buy	Deliver [PDF] in	Title (Description)
JJG 196-2006	English	709	Add to Cart	5 days [Need to translate]	Verification regulation of working glass container
JJG 196-1990	English	RFQ	ASK	9 days [Need to translate]	Verification Regulation of General Volumetric Glass
JJG 196-1979	English	RFQ	ASK	3 days [Need to translate]	(Chinese Industry Standard)

JJG 196-2006: Verification regulation of working glass container

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Verification regulation of working glass container National Metrology Verification Regulations of the People's Republic Common glass measuring device Released on.2006-12-08 2007-06-08 implementation The General Administration of Quality Supervision, Inspection and Quarantine issued Common glass gauge verification procedures Working GlassContainer Replace JJG 196-1990 This regulation was approved by the General Administration of Quality Supervision, Inspection and Quarantine on December 8,.2006, and It will take effect on June 8,.2007. Focal Point. National Traffic Capacity Measurement Technical Committee Drafting unit. Henan Institute of Metrology Shanghai Institute of Metrology and Testing Technology Beijing Institute of Metrology and Measurement Science Participating unit. China Institute of Metrology Liyang Longxing Petroleum Instrument Factory This regulation entrusts the National Traffic Capacity Measurement Technical Committee to explain The main drafters of this procedure. Du Shuli (Henan Institute of Metrology) Zhang Zhiqing (Henan Institute of Metrology) Xie Junyan (Shanghai Institute of Metrology and Testing Technology) Ma Yongyong (Beijing Institute of Metrology and Measurement Science) Participate in the drafters. Zhang Wei (China Institute of Metrology) Zhang Wei (Shanghai Institute of Metrology and Testing Technology) Wang Qingbin (Fuyang Longxing Petroleum Instrument Factory)

table of Contents

1 Scope (1) 2 Citations (1) 3 terms and units of measurement (1) 4 Overview (2) 4.1 Classification, type, accuracy grade and nominal capacity of glass gauges (2) 4.2 Structure of the glass measuring device (2) 5 General technical requirements (5) 5.1 Material (5) 5.2 Appearance (5) 5.3 Structure (6) 5.4 Adhesion (6) 6 Metrological performance requirements (6) 6.1 Outflow time and waiting time (6) 6.2 Capacity tolerance (7) 7 Measuring instrument control (9) 7.1 Verification conditions (9) 7.2 Verification project (9) 7.3 Verification method (9) 7.4 Processing of verification results (13) 7.5 Verification cycle (13) Appendix A Common glass gauge capacity verification operation steps (14) Appendix B Common Glass Gauge Measurement Method K(t) Value Table (17) Appendix C Common Glass Gauge Calibration Record (19) Appendix D Certification Certificate Page Format (21) Appendix E Format of the verification result page (22) Common glass gauge verification procedures

1 Scope

This procedure is applicable to burettes, indexing pipettes, single-line pipettes, single-line line capacity for new manufacturing and use. The first verification, subsequent verification and use of commonly used glass measuring devices such as bottles, measuring cylinders and measuring cups (hereinafter referred to as glass measuring devices) Inspection.

2 Citations

JJG 20-2001 standard glass measuring device GB/T 15726-1995 Glass instrument internal stress test method GB 6682-1992 Analytical laboratory water specifications and test methods Use of this procedure should take care to use the current valid version of the above cited documents.

3 terms and units of measure

3.1 Outflow Gradient Pipette outflowgraduatedpipette For the indexing pipette, when the liquid naturally flows to the end of the liquid port, the residual liquid should be retained at the mouth end. 3.2 blown-out indexing pipe suctiongraduatedpipette For the indexing pipette, when the liquid naturally flows to the end of the pipe, the liquid residue is discharged. 3.3 burette with stopcock Use a straight-through piston to connect the measuring tube to the burette of the flow port. 3.4 No-plug buretteburettewithoutstopcock Use a hose with a glass ball in the inner hole to connect the measuring tube and the burette of the fluid port. 3.5 three-way piston automatic zero calibration burette automaticburettewiththree-waystopcocks A three-way piston is used to connect the measuring tube and the flow port, and the burette with an automatic positioning device. 3.6 side piston automatic zero setting burette automaticburettewithsidestopcock Straight-through piston on the side, with a burette for the automatic zero setting device. 3.7 side three-way piston automatic zero calibration burette automaticburettewithsidethree-waystopcocks The three-way piston is on the side and has a burette with an automatic zero setting device. 3.8 seat burette burettewithseat A burette with an auxiliary injection tube and a base support. 3.9 clip burette with holder With an auxiliary injection tube, the burette mounted on the holder. ...