PRICES include / exclude VAT
>ISO Standards>ISO 1689:1976 - Sodium and potassium silicates for industrial use — Calculation of the ratio : silicon dioxide/sodium oxide or silicon dioxide/potassium oxide
immediate downloadReleased: 1976-02-01
ISO 1689:1976 - Sodium and potassium silicates for industrial use — Calculation of the ratio : silicon dioxide/sodium oxide or silicon dioxide/potassium oxide

ISO 1689:1976

ISO 1689:1976 - Sodium and potassium silicates for industrial use — Calculation of the ratio : silicon dioxide/sodium oxide or silicon dioxide/potassium oxide

Format
Availability
Price and currency
English PDF
Immediate download
Printable
49.90 EUR
English Hardcopy
In stock
49.90 EUR
French PDF
Immediate download
Printable
49.90 EUR
French Hardcopy
In stock
49.90 EUR
Standard´s number:ISO 1689:1976
Edition:1
Released:1976-02-01
Pages (English):2
Pages (French):2
DESCRIPTION

ISO 1689:1976

The document specifies the formula for the calculation. In this ratio, only sodium oxide and potassium oxide combined in the form of silicates is considered. Replaces ISO Recommendation R 1689-1970.