| Business Type | Manufacturer, Exporter, Supplier |
| Grade | AAA |
| Purity | 99.99% |
| Packaging Type | clients request |
| Click to view more | |
Product Details
Packaging Size
clients request
Brand Name
gum rosin
Type
Gum Rosin
Color
Shiny-yellow, Yellow
Form
Solid
Payment Terms
T/T, Western Union, Other
Delivery Time
prompt
Packaging Details
clients request
Gum rosin is the non volatile fraction resulting from
the distillation of oleoresin obtained from the tapping
process of live trees of the Pinaceae Family Pinus
beriian Gum Rosin, obtained from Pinus Pinaster gum,
is widely known by it’s well balanced chemical
composition.
Chemical name: Colophony
Chemical name: Colophony
CAS number: 8050-09-7 | EC number 232-475-7
Appearance: Crystalline solid with light to dark yellow color
Technical Specifications
Gum rosin is a UVCB sub type 3 Composed primarily
of resin acids - Diterpenic carboxylic acids (85-95%),
such abietic acid, neoabietic acid, palustric acid,
pimaric acid, amongst others and a neutral fraction
(5-15%) without a carboxylic acid group.
The variations in chemical composition is related with
the pine species, geography and clima conditions.
Composition
Flakes | Crushed | Block
Available shapes
Paper bags (25 kg) | Card boxes (25 kg)
Drums (250 kg) | PP bags (250 kg)
Packaging
ANALYSIS SPECIFICATIONS LIMITS METHOD
Colour Gardner [4 – 10] ASTM D 6166
Acid Number [76 – 85] NP 236
Ash content (525 ºC) < 0.2 NP 3454
Saponification index
Solubility
[158 – 188] NP 3452
Classification [2A – M] NP 99
Softening Point [162 – 175] NP 238
Volatile Oil ≤ 2.5 NP 101
UNITS
-
mg KOH/g
%
mg KOH/g
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