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GB/T 14643.4-2009 English PDF

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Q: Should I purchase the latest version GB/T 14643.4-2009?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 14643.4-2009 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 14643.4-2009: Examination of bacteria and algae in industrial circulating cooling water -- Part 4: Examination of soil fungi -- Standard of plate count
Status: Valid

GB/T 14643.4: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 14643.4-2009	189	Add to Cart	3 days	Examination of bacteria and algae in industrial circulating cooling water -- Part 4: Examination of soil fungi -- Standard of plate count	Valid
GB/T 14643.4-1993	199	Add to Cart	2 days	Industrial circulating cooling water examination of soil fungi--Standarde of plate count	Obsolete

Similar standards

GB/T 14637 GB/T 14636 GB/T 15453 GB/T 14643.5 GB/T 14643.6 GB/T 14643.3

Basic data

Standard ID: GB/T 14643.4-2009 (GB/T14643.4-2009)
Description (Translated English): Examination of bacteria and algae in industrial circulating cooling water -- Part 4: Examination of soil fungi -- Standard of plate count
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G76
Classification of International Standard: 71.040.40
Word Count Estimation: 8,890
Date of Issue: 2009-05-18
Date of Implementation: 2010-02-01
Older Standard (superseded by this standard): GB/T 14643.4-1993
Quoted Standard: GB/T 603; GB/T 6682
Regulation (derived from): PRC National Standard Approval Announcement 2009 No.6 (Total No.146)
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 specifies the method for determination of soil fungi industrial circulating cooling water. This section applies to the determination of cooling water soil fungi industrial cycle. Also applies to raw water, domestic water and other soil fungi measured in the water.

GB/T 14643.4-2009: Examination of bacteria and algae in industrial circulating cooling water -- Part 4: Examination of soil fungi -- Standard of plate count

---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.
Examination of bacteria and algae in industrial circulating cooling water Part 4. Examination of soil fangi Standard of plate count ICS 71.040.40 G76 National Standards of People's Republic of China Replacing GB/T 14643.4-1993 Industrial circulating cooling water - Determination of bacteria and algae Part 4. Soil fungi plate count Posted 2009-05-18 2010-02-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 14643 "Determination of industrial circulating cooling water bacteria and algae" is divided into the following sections. --- Part 1. Determination of slime-forming bacteria plate count --- Part 2. Determination of soil bacteria plate count --- Part 3. slime fungi plate count --- Part 4. Soil fungi plate count --- Part 5. Determination of sulfate-reducing bacteria MPN method --- Part 6. Determination of iron bacteria MPN method This section GB/T Part of 414,643. This Part replaces GB/T 14643.4-1993 "soil fungi for industrial circulating cooling water of plate count." This portion of the GB/T 14643.4-1993 compared to no change in technical content, but the text structure and text of the modify. This part is proposed by the China Petroleum and Chemical Industry Association. This part of the National Standardization Technical Committee of Chemical Water Treatment Chemicals Branch (SAC/TC63/SC5) centralized. This section is responsible for drafting unit. CNOOC Tianjin Chemical Research & Design Institute, Tianjin Pacific Technology Co., Ltd. The main drafters of this section. Bai Ying, Zhang Quan, Shao Hongqian. This section was first released in 1993. Industrial circulating cooling water - Determination of bacteria and algae Part 4. Soil fungi plate count

1 Scope

GB/T 14643 provisions of this part of the determination of soil fungi for industrial circulating cooling water. Applies to soil fungi Industrial circulating cooling water - Determination of this section also applies to the raw water, domestic water, and other water and soil fungi Determination.

2 Normative references

The following documents contain provisions which, through GB/T 14643 reference in this text, constitute provisions of this part. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB/T 603 chemical reagent test methods in the formulation and preparation of products (GB/T 603-2002, ISO 6353-1 with. 1982, NEQ) GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD)

3 Method summary

This part of soil fungi medium with plate count technique, (29 ± 1) ℃ culture 72h, Industrial circulating cooling water and soil The total number of soil fungi.

4 Reagents and materials

The reagents used in this section, unless otherwise specified, shall use analytical reagent and in line with GB/T 6682 stipulated three of water. Test preparation and the desired products, did not indicate when the other requirements, according to GB /603 provisions of the preparation T. 4.1 Potato. market fresh (no buds), peeled and cut into approximately 20mm × 20mm × 20mm pieces. 4.2 glucose. 4.3 Agar. biological reagents. 4.4 sodium chloride. 4.5 lactic acid. 4.6 ethanol. 75% (volume fraction). 4.7 sodium thiosulfate. 4.8 kraft paper. 4.9 Absorbent. 4.10 Medical gauze.

5 instruments and equipment

5.1 sterile container (chamber) or clean bench. 5.2 steam pressure sterilizer. 5.3 incubator. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 14643.4-2009_English be delivered?

Answer: Upon your order, we will start to translate GB/T 14643.4-2009_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 14643.4-2009_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 14643.4-2009_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 14643.4-2009?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 14643.4-2009 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.