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GB/T 12806-2011: Laboratory glassware -- One-mark volumetric flasks
Status: Valid GB/T 12806: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 12806-2011 | English | 299 |
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Laboratory glassware -- One-mark volumetric flasks
| Valid |
GB/T 12806-2011
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| GB/T 12806-1991 | English | 239 |
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Laboratory glassware-one-mark volumetric flasks
| Obsolete |
GB/T 12806-1991
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PDF similar to GB/T 12806-2011
Basic data | Standard ID | GB/T 12806-2011 (GB/T12806-2011) | | Description (Translated English) | Laboratory glassware -- One-mark volumetric flasks | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | N64 | | Classification of International Standard | 81.040.01 | | Word Count Estimation | 13,194 | | Date of Issue | 2011-12-30 | | Date of Implementation | 2012-09-01 | | Older Standard (superseded by this standard) | GB/T 12806-1991 | | Quoted Standard | GB/T 191; GB/T 2828.1; GB/T 6543; GB/T 6580; GB/T 6581; GB/T 6582; GB/T 15726; GB/T 15728; GB/T 21297; JJG 196 | | Adopted Standard | ISO 1042-1998, NEQ | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 23 of 2011 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard provides a single mark volumetric flasks size specifications, technical requirements, test methods, inspection rules and signs, packaging, transport and storage. This standard applies to laboratory glass flask. | GB/T 12806-2011: Laboratory glassware -- One-mark volumetric flasks---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.
Laboratory glassware. One-mark volumetric flasks
ICS 81.040.01
N64
National Standards of People's Republic of China
Replacing GB/T 12806-1991
Laboratory glassware single marking flask
(ISO 1042.1998, NEQ)
Issued on. 2011-12-30
2012-09-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard is based on GB/T 1.1-2009 given rule drafting.
This standard replaces GB/T 12806-1991 "Marking laboratory glassware single flask", mainly with GB/T 12806-1991 of
Difference is.
--- Increasing the terms and definitions;
--- Appearance requirements and inspection rules.
The standard reference method using redrafted ISO 1042.1998 "Laboratory glassware single marking flask", and ISO 1042 is a
Consistency not equivalent.
The standard proposed by China National Light Industry Council.
This standard by National Instrument Standardization Technical Committee on Glass (SAC/TC178) centralized.
This standard was drafted. Beijing Glass Instrument Factory, glass National Light Industry Product Quality Supervision and Inspection Center.
The main drafters of this standard. Wu Wenling, Yuan Chunmei, Liang Ye.
This standard replaces the standards previously issued as follows.
--- GB/T 12806-1991.
Laboratory glassware single marking flask
1 Scope
This standard specifies a single reticle flask (hereinafter referred to as volumetric flask) the size, technical requirements, test methods, inspection rules and signs,
Packaging, transport and storage.
This standard applies to laboratory glass flask.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 191 Packaging - Pictorial signs
GB/T 2828.1 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch inspection sampling plan
GB/T 6543 transport packaging corrugated box with a single and double corrugated boxes
GB/T 6580 Glass - Resistance to boiling aqueous solution of mixed alkali erosion resistance test methods and classification
GB/T 6581 glass at 100 ℃ resistance to hydrochloric acid attack by flame emission or atomic absorption spectrometric method
GB/T 6582 Test methods and classification of glass particles at 98 ℃ water resistance
Within the GB/T 15726 glassware stress testing methods
GB/T 15728 glass resistant to boiling hydrochloric acid attack by weight of the test method and classification
GB/T 21297 tapered frosted glass laboratory equipment swap connector
Glass Container JJG196 common test procedures
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Standard temperature standardtemperature
Measure the temperature or the amount used Nominal volume (capacity) when it, should be 20 ℃.
3.2
Capacity capacity
At 20 ℃, the volume of water filled to the mark accommodated 20 ℃, expressed in ml.
3.3
Meniscus meniscus
Capacity test interface between the liquid and the air.
4 accuracy classes and series of specifications
4.1 accuracy class
Divided into A and B grades.
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