Sulfuric acid — H2SO4
Product information
| Intended use | Sulphuric Acid of commercial grade is applied to produce fertilizers, artificial fiber, caprolactam, titanium dioxide, ethyl alcohol, aniline dyes and in other productions, Sulphuric Acid reactive – as reagent. |
| Appearance | Sulphuric Acid of commercial grade is oily liquid, transparent or with tint. Sulphuric Acid reactive is colourless, transparent, oily liquid, odourless, without sediment. |
| Molecular formula | H2SO4 |
| IUPAC name | Sulphuric acid |
| Registration numbers | САS № 7664-93-9; EINECS № 231-639-5 |
| Normative documents | НД-ТУ У.20.1. – 05766356 – 077:2015 |
| Packaging | Sulphuric Acid is dispatched in specialized railway tanks, in glass or polyethylene tare (bottles, cans); in other tare, ensuring integrity of the goods. Oleum is carried by specialized tankcars, equipped with heat insulation and heating device. Glass and polyethylene bottles or cans are closed with hermetic covers (corks), stipulating integrity of the goods. Glass bottles, polyethylene cans and flasks are packed in close-boarded cases, wooden boxes, polyethylene or metal drums, crates. |
| Storage conditions | Sulphuric Acid should be kept in closed, rubberized or relined with acid-proof bricks, stainless steel vessels. Store in airtight tare, in cool, dry, adequately ventilated closed premises with solid flooring, isolated from combustible substances and reducers, strong oxidizers, strong alkali, food or feed products, -incompatible materials. Glass, polyethylene or stainless steel tare, kept in closed warehouses, is permitted. |
| Transport information | To be carried by road (ADR) or railway (RID) vehicles, conforming to the valid for the given kind of transport regulations on cargoes loading, fixing and carriage. As per the international transport regulations, is classified as dangerous goods. |
Physico-chemical indices for Sulphuric Acid of commercial grade (Contact) as per GОSТ 2184-77
| Index | Norm | |||
| Refined | Commercial | |||
| 1st grade | 2nd grade | |||
| Monohydrate (H2SO4), % by wt. | 92,5-94,0 | min. 92,5 | ||
| Free Sulphuric Anhydride (SO3), % by wt., min. | – | – | – | |
| Iron (Fe), % by wt., max. | 0,006 | 0,02 | 0,1 | |
| Calcination residue, % by wt., max. | 0,02 | 0,05 | Not rated | |
| Nitrogen Oxides (N2O3), % by wt., max. | 0,00005 | Not rated | ||
| Arsenic (As), % by wt., max. | 0,00008 | Not rated | ||
| Chloride compounds (Cl), % by wt., max. | 0,0001 | Not rated | ||
| Lead (Pb), % by wt., max. | 0,001 | Not rated | ||
| Transparency | Transparent without dilution | Not rated | ||
| Colour, cm3 of blank solution, max. | 1 | 6 | Not rated | |
