Bleached Dewaxed Shellac(BDS)
-
This is purified, bleached and removed mostly its wax of seedlac.
It applies each following specifications. 
| 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.
| 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
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This is purified seedlac. It retains its original color.
It applies each following specifications. 
| 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
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.
| 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.