GOST 4919.2-2016

ГОСТ 4919.2-2016

Reagents and matters of special purity. Methods for preparation of buffer solutions

Реактивы и особо чистые вещества. Методы приготовления буферных растворов

Status: Effective - Supersedes. IUS 6-2017

The standard applies to reagents and highly pure substances and establishes methods for preparing working buffer solutions used to create an environment with a certain pH value, colorimetric determination of the pH range of the color transition of acid-base indicators, as well as for carrying out certain reactions.

Стандарт распространяется на реактивы и особо чистые вещества и устанавливает методы приготовления рабочих буферных растворов, применяемых для создания среды с определенным значением рН, колориметрического определения интервала рН перехода окраски кислотно-основных индикаторов, а также для проведения некоторых реакций.

Choose Language: 
Format: Electronic (pdf/doc)
Page Count: 16

Approved: Federal Agency for Technical Regulation and Metrology, 11/15/2016

SKU: RUSS246715

Price: $218.25




The Product is Contained in the Following Classifiers:

PromExpert » SECTION I. TECHNICAL REGULATION » V Testing and control » 3 Activities of testing laboratories » 3.2 Technical equipment of testing laboratories » 3.2.3 Chemical reagents and highly pure substances » 3.2.3.1 Reagents »

ISO classifier » 71 CHEMICAL INDUSTRY » 71.040 Analytical Chemistry » 71.040.30 Chemical reagents »

National standards » 71 CHEMICAL INDUSTRY » 71.040 Analytical Chemistry » 71.040.30 Chemical reagents »


As a Replacement Of:

GOST 4919.2-77: Reagents and matters of special purity. Methods for preparation of buffer solutions

The Document References:

GOST 199-78: Reagents. Sodium acetate 3-aqueous. Specifications

GOST 27025-86: Reagents. General test requirements

GOST 29251-91: Laboratory glassware. Burettes. Part 1. General requirements

GOST 29252-91: Laboratory glassware. Burettes. Part 2. Burettes for which no waiting time is specified

GOST 29253-91: Laboratory glassware. Burettes. Part 3. Burettes for which a waiting time of 30 s is specified

GOST 3118-77: Reagents. Hydrochloric acid. Specifications

GOST 3652-69: Reagents. Citric acid monohydrate and anhydrous. Specifications

GOST 4172-76: Reagents. Disodium hydrogen phosphate dodecahydrate. Specification

GOST 4198-75: Reagents. Potassium dihydrogen phosphate. Specifications

GOST 4199-76: Reagents. 10-aqueous sodium tetraborate. Specifications

GOST 4233-77: Reagents. Sodium chloride. Specifications

GOST 4234-77: Reagents. Potassium chloride. Specifications

GOST 4328-77: Reagents. Sodium hydroxide. Specifications

GOST 4517-87: Reagents. Methods for preparation of accessory reagents and solutions used for analysis

GOST 5860-75: Reagents. Aminoacetic acid. Specifications

GOST 61-75: Reagents. Acetic acid. Specifications

GOST 6341-75: Reagents. Succinic acid. Specifications

GOST 8.134-2014: State system for ensuring the uniformity of measurements. рН measurement method based on the Harned cells

GOST 8.135-2004: State system for ensuring the uniformity of measurements. Weight amounts of the standard materials for preparation of the buffer solutions - operational pH standards of 2-nd and 3-rd classes. The technical and the metrological characteristics. Methods of them determination

GOST 83-79: Reagents. Sodium carbonate. Specifications

The Document is Referenced By:

GOST 10134.0-2017: Glass and glass products. Methods for determination of chemical resistance. General requirements

GOST 10134.1-2017: Glass and glass products. Methods for determination of chemical resistance. Determination of hydrolytic resistance at 98 °С

GOST 16457-2016: Reagents. Methods for determination of aldehydes impurities

GOST 29188.2-2014: Perfumes and cosmetic products. Method for determination of pH value

GOST 33506-2015: Cosmetics. Methods for the determination and assessment of toxicological safety indicators

GOST 33767-2016: Food additives. Methods for identification and determination of the mass fraction of the main colorant in the food colorant Anthocyanins E163

GOST 34232-2017: Honey. Methods for determining the activity of sucrase, diastatic number, insoluble matter

GOST 34353-2017: Milk-clotting enzyme preparations of animal origin are dry. Technical conditions

GOST 4919.1-2016: Reagents and matters of special purity. Methods for preparation of indicators solutions

GOST R 58220-2018: Non-enriched nepheline ores. Specifications

GOST R 8.789-2012: State system for ensuring the uniformity of measurements. The bomb calorimeters. The method of the verification

GOST 13496.1-2019: Compound feed, compound feed raw materials. Methods for the determination of sodium and chloride

GOST 22552.0-2019: Quartz sand, ground sandstone, quartzite and vein quartz for the glass industry. General requirements for analysis methods

GOST 5382-2019: Cements and materials of cement production. Chemical analysis methods

GOST R 58614-2019: Specialized food products. Determination of fumonisones B1 and B2 in food products for the nutrition of young children based on corn. HPLC method after purification on an immunoaffinity column with pre-column derivatization with fluorimetric detection

M 15-2019: Recommendation. General requirements for analysis methods

Customers Who Viewed This Item Also Viewed:

Electromagnetic compatibility of technical equipment. Immunity of equipment for general lighting purposes to electromagnetic disturbance. Requirements and test methods
Language: English
Price: $218.25
Еlectromagnetic compatibility of technical equipment. Harmonic current emissions (equipment input current <= 16 A per phase). Limits and test methods
Language: English
Price: $410.31
Limits and methods of measurement of radio disturbance characteristics of electrical lighting and similar equipment
Language: English
Price: $714.89
Pipeline valves. General safety requirements
Language: English
Price: $213.84
Еlectromagnetic compatibility of technical equipment. Limitation of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems. Equipment with rated current <= 16 A and not subject to conditional connection. Limits and test methods
Language: English
Price: $359.87
Obosnovanie bezopasnosti oborudovaniya. Rekomendatsii po podgotovke
Language: English
Price: $67.32
Steel welded vessels and apparatus. General technical conditions
Language: English
Price: $108.90
Conformity assessment system for the use of nuclear energy. Personnel in the non-destructive and destructive testing of metal. Requirements and qualification procedure Дата введения в действие 15.03.2018
Language: English
Price: $207.90
State system for ensuring the uniformity of measurements. Verification of testing equipment. General principles
Language: English
Price: $121.77
Unified system of corrosion and ageing protection. Paint coatings. Groups of operation conditions
Language: English
Price: $158.40
Atom stations. Equipment, instruments, means of monitoring and control systems. General technical requirements
Language: English
Price: $1,146.54
System of design documents for construction. Basic requirements for design and working documentation
Language: English
Price: $867.18
Reinforcing rolled products for reinforced concrete constructions. Specifications
Language: English
Price: $298.98
Passenger cars on locomotive traction. Requirements for structural strength and dynamic qualities
Language: English
Price: $595.58
Non-destructive Testing. Welded Joints. Ultrasonic Methods
Language: English
Price: $140.58
Flanges for valves, fittings and pipelines for pressure to PN 250. Design, dimensions and general technical requirements
Language: English
Price: $293.04
Stainless steels and corrosion resisting, heat-resisting and creep resisting alloys. Grades
Language: English
Price: $212.85
Pipeline valves. Leakage rates of valves
Language: English
Price: $173.25
Compilation and execution of safety data sheet of chemical products
Language: English
Price: $175.23
Supports for Cylindrical and Conical Upright Apparatus. Types and Basic Parameters
Language: English
Price: $573.20

YOUR ORDERING MADE EASY!

RussianGost.com is an industry-leading company with stringent quality control standards and our dedication to precision, reliability and accuracy are some of the reasons why some of the world’s largest companies trust us to provide their national regulatory framework and for translations of critical, challenging, and sensitive information.

Our niche specialty is the localization of national regulatory databases involving: technical norms, standards, and regulations; government laws, codes, and resolutions; as well as RF agency codes, requirements, and Instructions.

We maintain a database of over 220,000 normative documents in English and other languages for the following 12 countries: Armenia, Azerbaijan, Belarus, Kazakhstan, Kyrgyzstan, Moldova, Mongolia, Russia, Tajikistan, Turkmenistan, Ukraine, and Uzbekistan.

Placing Your Order

Please select your chosen document, proceed to the ‘checkout page’ and select the form of payment of your choice. We accept all major credit cards and bank wire transfers. We also accept PayPal and Google Checkout for your convenience. Please contact us for any additional arrangements (Contract agreements, PO, etc.).

Once an order is placed it will be verified and processed within a few hours up to a rare maximum of 24 hours.

For items in stock, the document/web link is e-mailed to you so that you can download and save it for your records.

For items out of stock (third party supply) you will be notified as to which items will require additional time to fulfil. We normally supply such items in less than three days.

Once an order is placed you will receive a receipt/invoice that can be filed for reporting and accounting purposes. This receipt can be easily saved and printed for your records.

Your Order Best Quality and Authenticity Guarantee

Your order is provided in electronic format (usually an Adobe Acrobat or MS Word).

We always guarantee the best quality for all of our products. If for any reason whatsoever you are not satisfied, we can conduct a completely FREE revision and edit of products you have purchased. Additionally we provide FREE regulatory updates if, for instance, the document has a newer version at the date of purchase.

We guarantee authenticity. Each document in English is verified against the original and official version. We only use official regulatory sources to make sure you have the most recent version of the document, all from reliable official sources.

All Codes and Regulations

All Categories

Send us a message Expand Collapse

Leave your message in the form below, and we will write back by e-mail!