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Sodium Tetraborate 10 Hydrate (Borax)
Na2B4O7 · 10H2O (molecular mass: 381,37)
| Expiration date | CAS | EC | Indeks | HS code | |
|---|---|---|---|---|---|
| BN-71/6191-99 | 2 years | 1303-96-4 | 215-540-4 | 005-011-01-1 | 2840 19 80 |
REACH: a registration number is not available as the annual tonnage does not require registration
DANGER
H360FD: May damage fertility. May damage the unborn child
P201: Obtain special instructions before use.
P308+313: If exposed: Call a POISON CENTER or doctor/physician.
According to transport regulations, this product isn’t classified as hazardous.
| chemical pure | pure p.a. | pure | |
|---|---|---|---|
| Appearance | powder or crystals | ||
| Colour | white or colourless | ||
| Sodium tetraborate Na2Ba4O7 content [%] | 99,5 - 100,5 | 99,5 - 100,5 | 99,5 - 100,5 |
| Substances insoluble in HCl content [% max] | 0,003 | 0,005 | 0,02 |
| Heavy metals (as Pb2+) content [% max] | 0,0005 | 0,001 | 0,002 |
| Iron (Fe3+) content [% max] | 0,0003 | 0,0005 | 0,001 |
| Calcium (Ca2+) content [% max] | 0,005 | 0,01 | - |
| Arsenium (As) content [% max] | 0,0001 | 0,0005 | 0,001 |
| Sulphates (SO42-) content [% max] | 0,005 | 0,01 | 0,03 |
| Phosphates (PO43-) content [% max] | 0,001 | 0,0005 | - |
| Chlorides (Cl-) content [% max] | 0,0005 | 0,002 | 0,005 |
| Carbonates (CO32-) content | Wg 5.2.3 | - | |