IS 13208 : 2024 Tannic Acid for Ink Industry - Specification
1 SCOPE
This standard prescribes the requirements and the methods of sampling and test for tannic acid used in ink industry.
2 REFERENCES
The standards given below contain provisions which, through reference in this text, constitute provision of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent edition of these standards:
| IS No. | Title |
| IS 170 : 2020 | Acetone - Specification (fifth revision) |
| IS 229 : 2021 | Ethyl acetate - Specification (fourth revision) |
| IS 266 : 1993 | Sulphuric acid - Specification (third revision) |
| IS 323 : 2009 | Rectified spirit for industrial use - Specification (second revision) |
| IS 1070 : 2023 | Reagent grade water - Specification (fourth revision) |
| IS 4905 : 2015/ISO 24153 : 2009 | Random sampling and randomization procedures (first revision) |