DOWELLTAN SPR-37
Dispersing syntan
Physical & Chemical Data:
Appearance: Light brown powder
Solid content/%: ≥93.0
pH(10%): 5.5~8.0
Properties:
lDOWELLTAN SPR-37 has an excellent dispersing effect on dye stuffs, vegetable and synthetic tanning materials.
lDOWELLTAN SPR-37 has a very good compatibility with mineral complex tanning agents, vegetable tanning & resin tanning agents.
lDOWELLTAN SPR-37 is not sensitive to iron salt and it does not change the colour.
Application:
lSuitable for leather's production such as shoe upper leather, sofa leather, garment leather and etc. Suggestion dosage is 1-3% based on shaved weight.
lIt contains traces of formaldehyde, please decide the dosage according to the formaldehyde limit requirements of leather.
Packing:
25KG kraft paper bag
Storage:
1 year storage in sealed original package at 5-35℃.Bags should be tightly resealed each time after material is taken from them, and their contents should be used up as soon as possible after they have been opened.