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|a Instituto Colombiano de Normas Técnicas y Certificación (Icontec)
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|a Normas técnicas
|
| 245 |
1 |
0 |
|a Productos químicos para uso industrial :
|b sulfato de aluminio Chemical products for industrial use : aluminium sulphte /
|c ICONTEC.
|
| 246 |
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|a NTC 531
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| 246 |
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|a Chemical products for industrial use
|b aluminium sulphte
|
| 260 |
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|a Bogotá :
|b Icontec,
|c 2002.
|
| 300 |
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|a 23 páginas ;
|c 29 cm.
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| 504 |
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|a Incluye bibliografía
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|a Sulfatos
|v Normas técnicas
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|z Km. 10 Vía al Magdalena, Manizales
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