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|Minimum Order
Place of Origin:
china
Price for Minimum Order:
-
Minimum Order Quantity:
10 Ton
Packaging Detail:
25kg/ppbag
Delivery Time:
within 10days after confirmed your first payment
Supplying Ability:
5000 Ton per Month
Payment Type:
T/T, L/C, Western Union, PayPal
Persona de contacto maggie
youyi street, shijiazhuang city hebei,china, Shijiazhuang, Hebei
Gum Rosin
Gum rosin is made of natural resin, its general formula is C*0H*0O2
Gum rosin is made of natural resin, its general formula is C*0H*0O2.
Gum rosin also called colophony, is a solid form of resin obtained from pines and some other plants, mostly conifers, produced by heating fresh liquid resin to vaporize the volatile liquid terpene components. It is semi-transparent and varies in color from yellow to black. At room temperature rosin is brittle, but it melts at stove-top temperatures. It chiefly consists of different resin acids, especially abietic acid.
Application: Gum rosin is an important raw material for the manufacture of adhesive, coating, inks, rubber, soaps, paper etc.
Packing: Gum rosin of our packing details:
In galvanized iron drum, **5kgs net each drum
In kraft paper bag without liner, *5kgs net each bag
In polypropylene woven bag, *5kgs net each bag
Parameter
Grade
Standard: GB/T*************3
X
WW
WG
APPEARANCE
Transparent
Transparent
Transparent
COLOR
Light Yellow
Pale Yellow
Yellow
SOFTENING POINT(R&B)°C
*6.0
*6.0
*5.0
ACID NUMBER(mg KOH / g)≥
**6.0
**6.0
**5.0
UNSAPONIFIABLE MATTER % ≤
5.0
5.0
5.0
ETHANOL INSOLUBLES % ≤
0.**0
0.**0
0.**0
ASH CONTENT % ≤
0.**0
0.**0
0.**0
