GB/T 7739.2-1987Methods for chemical analysis of gold concentrates--The flame atomic absorption spectrophotometric methods for the determination of silver content (English PDF)
金精矿化学分析方法 原子吸收分光光度法测定银量
GB/T 7739.2 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 7739.2-2019 | Methods for chemical analysis of gold concentrates - Part 2: Determination of silver content - Flame atomic absorption spectrometric method | Valid |
| GB/T 7739.2-2007 | Methods for chemical analysis of gold concentrates - Part 2: Determination of silver contents | Obsolete |
| GB/T 7739.2-1987 | Methods for chemical analysis of gold concentrates--The flame atomic absorption spectrophotometric methods for the determination of silver content | Obsolete |
GB/T 7739.2-1987 is obsolete. It has been replaced by GB/T 7739.2-2007. This page sells the obsolete edition, for projects and contracts that still cite it.
This is a limited preview
Buy now to download the full PDF
Need quotation for your management?
Get a formal quotation for GB/T 7739.2-1987 in 30 minutes.
Issued by
National Bureau of Standards
Level / Type
National · Recommended
Issue date
May 12, 1987
Implementation date
January 1, 1988
Scope
GB/T 7739.2-1987 is the English-translated version of 金精矿化学分析方法 原子吸收分光光度法测定银量.
GB/T 7739.2-1987 is the Chinese national standard "Methods for chemical analysis of gold concentrates--The flame atomic absorption spectrophotometric methods for the determination of silver content".
It was issued on May 12, 1987 by the National Bureau of Standards, and took effect on January 1, 1988. It is obsolete: it has been replaced by GB/T 7739.2-2007.
Found what you need?
Document preview — GB/T 7739.2-1987
National Standard of the People's Republic of China
Issued by: National Bureau of Standards
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: National Bureau of Standards.
Date of issue: 1987-05-12.
Date of implementation: 1988-01-01.
Status: obsolete, replaced by GB/T 7739.2-2007.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
How to Download GB/T 7739.2-1987
- 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.
Related Standards
GB/T 7739.3-2019 — Methods for chemical analysis of gold concerntrates - Part 3:Determination of arsenic content
GB/T 7739.1-1987 — Methods for chemical analysis of gold concentrates--The fire-assaying method for the determination of gold and silver content
GB/T 7739.3-2007 — Methods for chemical analysis of gold concentrates - Part 3: Determination of arsenic contents
Secure payment via Stripe
Payments accepted
GB/T 7739.2-1987
$85.00