Valid

GB/T 39284-2020Treatment and disposal method for filter sludge from magnesium sulfate production process (English PDF)

硫酸镁生产滤泥的处理处置方法

Preview PDF

This is a limited preview

Buy now to download the full PDF (15 pages)

Need quotation for your management?

Get a formal quotation for GB/T 39284-2020 in 30 minutes.

Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

November 19, 2020

Implementation date

October 1, 2021

Scope

GB/T 39284-2020 is the English-translated version of 硫酸镁生产滤泥的处理处置方法.

GB/T 39284-2020 is the Chinese standard "Treatment and disposal method for filter sludge from magnesium sulfate production process". Its scope clause reads: This standard specifies the composition, treatment and disposal methods and environmental protection requirements of the filter sludge produced by magnesium sulfate.

This standard is applicable to the disposal of filter sludge produced by filtration during the production of magnesium sulfate. Its clauses include terms and definitions; composition; disposal methods.

Found what you need?

Document preview — GB/T 39284-2020

National Standard of the People's Republic of China

ICS: 13.030.10
Classification: Z 05

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

1 Scope
2 Normative references
3 Terms and definitions
4 composition
5 Disposal methods

1 Scope

This standard specifies the composition, treatment and disposal methods and environmental protection requirements of the filter sludge produced by magnesium sulfate.

This standard is applicable to the disposal of filter sludge produced by filtration during the production of magnesium sulfate.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article

Pieces. For undated references, the latest version (including all amendments) applies to this document.

GB 8978 Integrated Wastewater Discharge Standard

GB 16297 Comprehensive Emission Standard of Air Pollutants

NY/T 3034 General requirements for soil conditioners

3 Terms and definitions

The following terms and definitions apply to this document.

3.1 Magnesium sulfate production filter mud

In the magnesium sulfate production process, after sulfuric acid reacts with magnesium oxide, magnesium hydroxide or magnesium carbonate, the filter sludge produced by filtration.

4 composition

The composition of the filter mud produced by magnesium sulfate is shown in Table 1.

Table 1 Composition of filter mud produced by magnesium sulfate

5 Disposal methods

5.1 Sulfuric acid acidification to make trace element soil conditioner

5.1.1 Method summary

After acidifying the magnesium sulfate production filter mud with concentrated sulfuric acid, it is crushed to suitable size particles. Then add quicklime in a certain proportion,

Limestone, dolomite, brucite, magnesite, light burned magnesia, etc., after mixing with ion concentration regulators, add other required trace elements […]

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Similar standards

GB/T 33071-2026|GB 16889-2024|GB/T 41012-2021|GB/T 41015-2021|GB/T 22421-2008|GB/T 22425-2008

How to Download GB/T 39284-2020

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.