WATTLE EXTRACT SOLID WATTLE EXTRACT SOLID is a natural wattle extract solid, of uniform quality for general usage. It is excellent for, pit tannage, pit-drum or drum tannage and also for the retannage of chrome leather. TYPICAL ANALYSIS : Physical Aspect : Brown colour solid. Ionic Character : Anionic PCP : Free Tannins % : 70% + 2.0 Moisture % : 6.5% maximum pH (1:10 soln.) : 4.5 – 5.0 PROPERTIES : WATTLE EXTRACT SOLID is soluble in tap and hot water. It has the following characteristics for vegetable tannage : • Efficient penetration. • Good fixation. • Excellent yield. For retannage of chrome leather, the use of WATTLE EXTRACT SOLID permits : • Bellies and flanks filling. • Better buffing properties. • To keep printing effect. • Excellent polish effect. APPLICATION : WATTLE EXTRACT SOLID may be used alone or blended with other vegetable extracts. The following use is recommended : • Based on limed weight ? 30-35% for vachetta tannage (veg leather) ? 45-55% for sole tannage. • Based on shaved weight ? 5-15% for chrome leather retannage. RECOMMENDATION : During the leather production, there may be a risk of iron contamination. In order to prevent this, we suggest to use an iron-sequestering agent (0.2% on the reference weight), which may be added together with the first addition of tanning agents on the tanning or retanning processes. STORAGE : WATTLE EXTRACT SOLID maintains its characteristics unchanged if properly stored in dry premises protected from sunlight in closed bags.