GB/T 22667-2008Potassium fluoborade (English PDF)

1 Scope

This standard specifies the industrial use of potassium fluoroborate requirements, test methods, inspection rules, packaging, labeling, transportation, storage, purchase order or contract

Claim.

This standard applies to the like fluoride, boron and potassium role in the system of potassium fluoroborate. Mainly used for aluminum titanium boron alloy, copper welding and heat

Welding flux, also used as a flame-retardant materials and electrochemistry.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent

Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research

Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

Representation GB/T 1250-1989 and method of determining the limit values

GB/T 22661 (all parts), potassium fluoroborate chemical analysis

3 Requirements

Grade 3.1

Potassium fluoroborate chemical composition is divided into two grades. PFB-1, PFB-2. Grades with potassium fluoroborate English name Potassium

Fluoborate English abbreviation PFB plus "-" plus an Arab representation in digital form, Arabic numerals indicate the different grades of boron fluorine

Potassium distinguishing way.