Valid

GB/T 22650-2008Sodium hydroxide for industrial use -- Determination of calcium and magnesium content -- Complexometric method (English PDF)

工业用氢氧化钠钙镁总含量的测定络合滴定法

Preview PDF

This is a limited preview

Buy now to download the full PDF (4 pages)

Need quotation for your management?

Get a formal quotation for GB/T 22650-2008 in 30 minutes.

Issued by

Standardization Administration of China

Level / Type

National · Recommended

Issue date

December 30, 2008

Implementation date

August 1, 2009

Scope

GB/T 22650-2008 is the English-translated version of 工业用氢氧化钠钙镁总含量的测定络合滴定法.

GB/T 22650-2008 — This standard specifies the method for determination of total content of sodium, calcium and magnesium in the industry. This standard applies to the total content of calcium and magnesium is greater than or equal to 0.0005% of industrial products with sodium hydroxide.

Found what you need?

Document preview — GB/T 22650-2008

National Standard of the People's Republic of China

ICS: 71.060.40
Classification: G 11

Issued by: Standardization Administration of China

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the method for determination of total content of calcium and magnesium hydroxide for industrial use. This standard applies to the total content of calcium and magnesium is greater than or equal to 0. 0005 % of industrial products with sodium hydroxide.

Document data

International classification (ICS): 71.060.40.

Chinese classification (CCS): G11.

Estimated length of the Chinese original: 5,542 words.

Adopted international standard: ROCT 2263-1979 (1990), NEQ.

Standards quoted by this document

GB/T 601; GB/T 602; GB/T 603; GB/T 6682

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.

Referenced standards

Normative references

ISO 6353 · ISO 3696

How to Download GB/T 22650-2008

1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.