Bleach decolouring powder

THE INNOVATIVE FORMULA OF THE PREVIA BLEACH DECOLOURING POWDER PROVIDES PERFECT BALANCE OF THE DECOLOURATION PROCESS, GUARANTEEING MAXIMUM CONTROL DURING ALL LIGHTENING PHASES THANKS TO THE USE OF E.D.T.A. WHICH RESPECTS AND PROTECTS THE HAIR.
THE ACTION OF THE E.D.T.A CONSISTS IN IT CAPTURING THE METALLIC SUBSTANCES DEPOSITED ON THE HAIR (CHELATING) WHICH ALLOWS FOR A CORRECT LIGHTENING ACTION.
IT CAN BE APPLIED TO ALL HAIR TYPES TO BLEACH OR REMOVE COLOUR FROM HAIR. NON-VOLATILE POWDERS. IT DOES NOT SWELL DURING THE CHEMICAL REACTION. E.D.T.A CHELATING ACTION.
A CORRECT DIAGNOSIS BEFORE APPLICATION CAN ENSURE MUCH BETTER RESULTS, SO ASSESS:
IF THE HAIR IS NATURAL OR HAS UNDERGONE CHEMICAL TREATMENTS. THE STARTING LEVEL. THE DIAMETER AND POROSITY. IF THE HAIR IS REFRACTORY (RESISTANT TO LIGHTENING)

BLUE BLEACHING POWDER

THIS IS A PRODUCT ENRICHED WITH BALANCED PRE-OXIDISED DIRECT PIGMENTS WHICH CONTRAST AND NEUTRALISE THE RESIDUES OF RED-ORANGE, ORANGE AND YELLOW-ORANGE PIGMENTS.
IT IS IDEAL FOR ACHIEVING LEVELS 6 – 7 – 8 – NEUTRAL – NATURAL OBJECTIVES
THE USE OF BLUE PIGMENTS NEUTRALISES THE LEVEL 7 ORANGE PIGMENTS AND ALLOWS YOU TO ACHIEVE AN IDEAL BASE ON REACHING THE 7.3 OBJECTIVE

PURPLE BLEACHING POWDER

THIS IS A PRODUCT ENRICHED WITH PURPLE PRE-OXIDISED DIRECT PIGMENTS WHICH CONTRAST AND NEUTRALISE THE RESIDUES OF YELLOW-ORANGE, YELLOW, LIGHT YELLOW LIGHTENING PIGMENTS.
IT IS IDEAL FOR ACHIEVING LEVELS 8 -  9 – 10 – NEUTRAL – NATURAL OBJECTIVES

THE USE OF PURPLE PIGMENTS NEUTRALISES THE LEVEL 9 YELLOW PIGMENTS AND ALLOWS YOU TO ACHIEVE AN IDEAL BASE ON REACHING THE 9 OBJECTIVE.

WHITE BLEACHING POWDER

IT IS A PRODUCT THAT ALLOWS YOU TO KEEP THE UNDERLYING PIGMENTS TO ACHIEVE THE DESIRED.