UN 1823 Sodium hydroxide, molten ADR 2025 (Shortinfo)
| BAM name (German) | Natriumhydroxid, geschmolzen |
|---|---|
| BAM name (English) | Sodium hydroxide, molten |
| BAM name (French) | Hydroxyde de sodium, fondu |
| Aggregate state (under normal conditions) | solid |
| BAM no. | 9719 |
| CAS no. | 1310-73-2 |
|
|
|
| German | NATRIUMHYDROXID, FEST, GESCHMOLZEN |
|---|---|
| English | SODIUM HYDROXIDE, SOLID, MOLTEN |
| French | HYDROXYDE DE SODIUM SOLIDE, FONDU |
| Transport status | Carriage permitted in tanks only. |
|---|---|
| Tunnel restriction code | |
|
|
|
| UN no. | 1823 |
|---|---|
| Class |
|
| Classification code |
|
| Packing group |
|
| Special provisions | none |
|
|
|
| Labels |
|
|---|---|
| Marks |
|
| Orange-coloured plate for tanks | |
|
|
|
![Orange-coloured plate: Hazard identification number 80, UN number 1823](data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:cc="http://creativecommons.org/ns" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns" xmlns:xlink="http://www.w3.org/1999/xlink" stroke-dasharray="none" shape-rendering="auto" font-family="'Dialog'" width="400" text-rendering="auto" fill-opacity="1" contentScriptType="text/ecmascript" color-interpolation="auto" color-rendering="auto" preserveAspectRatio="xMidYMid meet" font-size="12px" fill="black" stroke="black" image-rendering="auto" stroke-miterlimit="10" zoomAndPan="magnify" version="1.0" stroke-linecap="square" stroke-linejoin="miter" contentStyleType="text/css" font-style="normal" height="300" stroke-width="1" stroke-dashoffset="0" font-weight="normal" stroke-opacity="1">
<defs id="genericDefs"/>
<g>
<g fill="rgb(247,148,29)" stroke="rgb(247,148,29)">
<rect x="0" width="400" height="300" y="0" stroke="none"/>
<rect fill="black" x="0" width="400" height="16" y="0" stroke="none"/>
<rect fill="black" x="0" width="16" height="300" y="0" stroke="none"/>
<rect fill="black" x="384" width="16" height="300" y="0" stroke="none"/>
<rect fill="black" x="0" width="400" height="16" y="284" stroke="none"/>
<rect fill="black" x="0" width="400" height="16" y="142" stroke="none"/>
</g>
<g font-family="'Arial'" font-size="130px" font-weight="bold">
<path d="M149.8281 74.7969 Q142.9062 71.875 139.7656 66.7656 Q136.625 61.6562 136.625 55.5625 Q136.625 45.1406 143.8906 38.3594 Q151.1562 31.5625 164.5469 31.5625 Q177.8125 31.5625 185.1406 38.3594 Q192.4844 45.1406 192.4844 55.5625 Q192.4844 62.0312 189.1094 67.0781 Q185.75 72.125 179.6562 74.7969 Q187.4062 77.9062 191.4219 83.875 Q195.4531 89.8281 195.4531 97.6406 Q195.4531 110.5312 187.2344 118.5938 Q179.0156 126.6562 165.375 126.6562 Q152.6719 126.6562 144.2344 119.9844 Q134.2656 112.1094 134.2656 98.4062 Q134.2656 90.8438 138.0156 84.5312 Q141.7656 78.2188 149.8281 74.7969 ZM153.5 56.8281 Q153.5 62.1562 156.5156 65.1406 Q159.5312 68.125 164.5469 68.125 Q169.625 68.125 172.6719 65.1094 Q175.7188 62.0938 175.7188 56.7656 Q175.7188 51.75 172.7031 48.7344 Q169.6875 45.7188 164.7344 45.7188 Q159.5938 45.7188 156.5469 48.7656 Q153.5 51.8125 153.5 56.8281 ZM151.8594 96.6875 Q151.8594 104.0469 155.625 108.1719 Q159.4062 112.2969 165.0625 112.2969 Q170.5781 112.2969 174.1875 108.3438 Q177.8125 104.375 177.8125 96.875 Q177.8125 90.3438 174.125 86.375 Q170.4531 82.4062 164.7969 82.4062 Q158.2656 82.4062 155.0625 86.9219 Q151.8594 91.4219 151.8594 96.6875 ZM236.9717 31.5625 Q250.4873 31.5625 258.1123 41.2031 Q267.1904 52.6406 267.1904 79.1094 Q267.1904 105.5156 258.0498 117.0625 Q250.4873 126.5938 236.9717 126.5938 Q223.3936 126.5938 215.0654 116.1562 Q206.7529 105.7031 206.7529 78.9219 Q206.7529 52.6406 215.8936 41.0781 Q223.4561 31.5625 236.9717 31.5625 ZM236.9717 46.3594 Q233.7373 46.3594 231.1904 48.4219 Q228.6592 50.4844 227.2686 55.8125 Q225.4248 62.7344 225.4248 79.1094 Q225.4248 95.4844 227.0654 101.6094 Q228.7217 107.7344 231.2217 109.7656 Q233.7373 111.7969 236.9717 111.7969 Q240.2061 111.7969 242.7373 109.7344 Q245.2842 107.6719 246.6904 102.3438 Q248.5342 95.4844 248.5342 79.1094 Q248.5342 62.7344 246.8779 56.6094 Q245.2217 50.4844 242.7061 48.4219 Q240.2061 46.3594 236.9717 46.3594 Z" stroke="none"/>
<path d="M105.1562 267 L87.3281 267 L87.3281 199.7812 Q77.5469 208.9219 64.2812 213.2969 L64.2812 197.1094 Q71.2656 194.8281 79.4531 188.4531 Q87.6406 182.0625 90.6875 173.5625 L105.1562 173.5625 L105.1562 267 ZM147.1279 216.7969 Q140.2061 213.875 137.0654 208.7656 Q133.9248 203.6562 133.9248 197.5625 Q133.9248 187.1406 141.1904 180.3594 Q148.4561 173.5625 161.8467 173.5625 Q175.1123 173.5625 182.4404 180.3594 Q189.7842 187.1406 189.7842 197.5625 Q189.7842 204.0312 186.4092 209.0781 Q183.0498 214.125 176.9561 216.7969 Q184.7061 219.9062 188.7217 225.875 Q192.7529 231.8281 192.7529 239.6406 Q192.7529 252.5312 184.5342 260.5938 Q176.3154 268.6562 162.6748 268.6562 Q149.9717 268.6562 141.5342 261.9844 Q131.5654 254.1094 131.5654 240.4062 Q131.5654 232.8438 135.3154 226.5312 Q139.0654 220.2188 147.1279 216.7969 ZM150.7998 198.8281 Q150.7998 204.1562 153.8154 207.1406 Q156.8311 210.125 161.8467 210.125 Q166.9248 210.125 169.9717 207.1094 Q173.0186 204.0938 173.0186 198.7656 Q173.0186 193.75 170.0029 190.7344 Q166.9873 187.7188 162.0342 187.7188 Q156.8936 187.7188 153.8467 190.7656 Q150.7998 193.8125 150.7998 198.8281 ZM149.1592 238.6875 Q149.1592 246.0469 152.9248 250.1719 Q156.7061 254.2969 162.3623 254.2969 Q167.8779 254.2969 171.4873 250.3438 Q175.1123 246.375 175.1123 238.875 Q175.1123 232.3438 171.4248 228.375 Q167.7529 224.4062 162.0967 224.4062 Q155.5654 224.4062 152.3623 228.9219 Q149.1592 233.4219 149.1592 238.6875 ZM264.3652 250.4375 L264.3652 267 L201.834 267 Q202.8496 257.6094 207.9277 249.2031 Q213.0059 240.7812 227.9902 226.875 Q240.0527 215.6406 242.7871 211.6406 Q246.459 206.125 246.459 200.7344 Q246.459 194.7656 243.2559 191.5625 Q240.0527 188.3594 234.3965 188.3594 Q228.8184 188.3594 225.5059 191.7188 Q222.209 195.0781 221.709 202.8906 L203.9277 201.1094 Q205.5215 186.3906 213.8965 179.9844 Q222.2715 173.5625 234.8496 173.5625 Q248.6152 173.5625 256.4902 181 Q264.3652 188.4219 264.3652 199.4531 Q264.3652 205.75 262.0996 211.4375 Q259.8496 217.1094 254.9746 223.3281 Q251.7246 227.4531 243.2871 235.2031 Q234.8496 242.9375 232.584 245.4844 Q230.334 248.0156 228.9434 250.4375 L264.3652 250.4375 ZM275.79 242.3125 L293.0557 240.2188 Q293.8838 246.8125 297.4932 250.3125 Q301.1182 253.7969 306.2588 253.7969 Q311.7744 253.7969 315.5557 249.6094 Q319.3369 245.4219 319.3369 238.3125 Q319.3369 231.5781 315.7119 227.6406 Q312.1025 223.7031 306.8838 223.7031 Q303.4619 223.7031 298.6963 225.0469 L300.665 210.5 Q307.8994 210.7031 311.7119 207.375 Q315.5244 204.0312 315.5244 198.5156 Q315.5244 193.8125 312.7275 191.0156 Q309.9307 188.2188 305.3057 188.2188 Q300.7275 188.2188 297.4932 191.4062 Q294.2588 194.5781 293.5557 200.6719 L277.1182 197.875 Q278.8369 189.4375 282.29 184.3906 Q285.7588 179.3438 291.9463 176.4531 Q298.1338 173.5625 305.8057 173.5625 Q318.9463 173.5625 326.8838 181.9375 Q333.4307 188.7969 333.4307 197.4219 Q333.4307 209.6875 320.0244 216.9844 Q328.0244 218.6875 332.8213 224.6562 Q337.6182 230.625 337.6182 239.0625 Q337.6182 251.3281 328.665 259.9688 Q319.7119 268.5938 306.3838 268.5938 Q293.7588 268.5938 285.4307 261.3281 Q277.1182 254.0469 275.79 242.3125 Z" stroke="none"/>
</g>
</g>
<metadata id="metadataBAM">
<rdf:RDF>
<cc:Work rdf:about="">
<dc:creator>
<cc:Agent>
<dc:title>Bundesanstalt fuer Materialforschung und -pruefung (BAM)</dc:title>
</cc:Agent>
</dc:creator>
<dc:source>https://www.dgg.bam.de/dgginfo/</dc:source>
<dc:title>orange plate // orangefarbene Tafel</dc:title>
<dc:description>orange plate with hazard identification number 80 and UN number UN 1823 // orangefarbene Tafel mit Gefahrnummer 80 und UN-Nummer UN 1823</dc:description>
<dc:date>29.05.2026</dc:date>
<dc:subject>
<rdf:Bag>
<rdf:li>dangerous good</rdf:li>
<rdf:li>orange plate</rdf:li>
</rdf:Bag>
</dc:subject>
</cc:Work>
</rdf:RDF>
</metadata>
</svg>)
| not stated - carriage permitted in tanks only |
| Packages | not stated - carriage permitted in tanks only |
|---|---|
| Loading, unloading and handling | none |
| Operation | none |
|
|
|
| Transport in packagings is not permitted. |
| Transport in intermediate bulk containers (IBCs) is not permitted. |
| Transport in large packagings is not permitted. |
| Portable tanks (UN tanks) | |
|---|---|
| Tank instruction | |
| Special provisions |
|
| ADR tanks | |
|---|---|
| Transport in ADR/RID tanks is not permitted. |
| Vehicle for tank carriage | |
|---|---|
| Tank vehicle | |
| Transport in bulk is not permitted. |
| Transport in bulk containers (BK containers) is not permitted. |