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| HSN Code | HSN Description |
|---|---|
| 9802 | Laboratory chemicals |
| 4704 | Chemical wood pulp, sulphite, other than dissolving grades |
| 2830 | Sulphides; polysulphides whether or not chemically defined |
| 2835 | Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates whether or not chemically defined |
| 9027 | Instruments and apparatus for physical or chemical analysis (for example, polarimeters, refractometers, spectrometers, gas or smoke analysis apparatus); instruments and apparatus for measuring or checking viscosity, porosity, expansion, surface tension or the like; instruments and apparatus for measuring or checking quantities of heat, sound or light (including exposure meters); microtomes |