SHELLAC RESIN

Bleached Dewaxed Shellac(BDS)

  • This is purified, bleached and removed mostly its wax of seedlac.
    It applies each following specifications.

  • Bleached Dewaxed Shellac(BDS)
As of July 2017
Listing JSFA JP JSQI JIS Category Ⅳgrade
P
u
r
i
f
y
Chloride 0.140% max 0.2% max
Sulfate 0.110% max
Residue on Ignition 0.5% max
Ethanol- insoluble Substances 2.0% max 2.0% max
Heavy Metals(as Pb) 10㎍/g max 10ppm max 10ppm max 0.001% max
Arsenic(as As2O3 2.0㎍/g max 5ppm max 2ppm max 0.00038% max
Rosin Nil Nil Nil
Wax 0.2% max 20mg max 0.2% max
Acid Value 73~89 65~90 60~90 65~110
Loss On drying 6.0% max 6.0% max 6.0% max
Total Ash 1.0% max 1.0% max 0.5% max
Color same as sample
Volatiles 6.0% max
Hot Ethanol- insoluble Substances 0.2% max

Storage :To be preserved in well-closed containers, in cold place.
Expiry Date :1 month after date of dispatch.

Bleached Regular Shellac(BRS)

This is purified and bleached. It contains its wax of seedlac.
It applies each following specifications.

As of July 2017
Listing JSFA JIS Category Ⅱgrade
P
u
r
i
f
y
Chloride 0.2% max
Heavy Metal(as Pb) 10㎍/g max 0.001% max
Arsenic(as As2O3 2.0㎍/g max 0.00038% max
Rosin Nil Nil
Wax 5.5% max 5.5% max
Acid Value 73~89 65~110
Loss On Drying 6.0% max
Totak Ash 1.0% max 1.0% max
Color same as sample
Volatiles 6.0% max
Hot Ethanol- insoluble Substances 1.0% max

Storage :To be preserved in well-closed containers, in cold place.
Expiry Date :1 month after date of dispatch.

NSC

  • This is purified seedlac. It retains its original color.
    It applies each following specifications.

  • NSC
As of July 2017
Listing JSFA JP JSQI JIS Category Ⅲgrade
P
u
r
i
f
y
Residue on Ignition 0.5% max
Ethanol- insoluble Substances 2.0% max 2.0% max
Heavy Metal(as Pb) 10㎍/g max 10ppm max 10ppm max 0.001% max
Arsenic(as As2O3 2.0㎍/g max 5ppm max 2ppm max 0.00038% max
Water-soluble Substances Nil Nil 0.5% max
Rosin Nil
Wax 0.2% max 20mg max 0.2% max
Acid Value 60~80 60~80 60~90 65~80
Loss On Drying 2.0% max 2.0% max 6.0% max
Totak Ash 1.0% max 1.0% max 0.30%
Hot Ethanol- insoluble Substances 0.3% max
Water-soluble Substances 0.5% max
Thermal Curing Time 90 seconds Min.

Storage :To be preserved in well-closed containers, in cold place.
Expiry Date :6 months after date of dispatch.

NST-2/SSI

This is purified seedlac. It retains its original color and contains its wax.
There are differences between “GN-2” to “SSI” in Ethanol insoluble Substances and Total Ash.
It applies each following specifications.

As of July 2017
Listing JSFA NST-2 JIS CategoryⅡgrade SSI JIS CategoryⅠgrade
P
u
r
i
f
y
Heavy Metal(as Pb) 10㎍/g max 0.001% max 0.001% max
Arsenic(as As2O3 2.0㎍/g max 0.00038% max 0.00038% max
Rosin Nil Nil Nil
Wax 5.5% max 5.5% max 5.5% max
Acid Value 60~80 65~80 65~80
Totak Ash 1.0% max 0.3% max 1.0% max
Loss On Drying 2.0% max
Hot Ethanol- insoluble Substances 0.6% max 1.5% max
Water-soluble Substances 0.5% max 0.5% max
Thermal Curing Time 90 seconds Min. 90 seconds Min.

Storage :To be preserved in well-closed containers, in cold place.
Expiry Date :6 months after date of dispatch.

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