Sulphur Rings produce Sulphur Dioxide approximately twice the rings weight and the quantity to burn must be calculated.

PHYSICAL CHARACTERISTICS

ASPECT pierced round tablets and Bougies

COLOUR yellow

COMPOSITION 93% sulphur

SUPPORT fibres

CHEMICAL ANALYSIS

PURITY 99.9%

ORGANIC MATTER < 0.03%

ASHES < 0.04%

IRON 20 ppm

COPPER < 1 ppm

NICKEL < 1 ppm

CHROMIUM < 1 ppm

ASENIC, SELENIUM, TELLURE not detectable

Oenological Use

When burning, the sulphur liberates sulphur dioxide which is used to help preserve empty barrels and wooden vats.