Tetramethylammonium hydroxide(TMAH)
CAS No.: 75-59-2
Spec: TMAH 2.38% , electronic grade
Package: 200kg/drum, 4 drums packed into 1 pallet , 16mt/20`FCL
Delivery time: in stock for prompt shipment.
Dangerous goods or not: yes, 8
Country of origin: China
Remark: we have K-REACH for this product.
Package: 200kg/drum, 4 drums packed into 1 pallet , 16mt/20`FCL
Delivery time: in stock for prompt shipment.
Dangerous goods or not: yes, 8
Country of origin: China
Remark: we have K-REACH for this product.
Description
Tetramethylammonium hydroxide(TMAH) spec:
| Items | Specification | Results |
| Appearance | Colorless liquid | Colorless liquid |
| Chromaticity Hazen | ≤5 | ＜5 |
| Assay % | 2.377-2.383 | 2.377 |
| Carbonate ppm | ≤50 | 10 |
| Chloride ppb | ≤80 | ＜5 |
| Methanol ppb | ≤50 | 9.59 |
| Li ppb | ≤4 | 0.00 |
| Na ppb | ≤4 | 0.06 |
| Mg ppb | ≤4 | 0.01 |
| Al ppb | ≤4 | 0.04 |
| K ppb | ≤4 | 0.03 |
| Ca ppb | ≤4 | 0.05 |
| Cr ppb | ≤4 | 0.00 |
| Mn ppb | ≤4 | 0.07 |
| Fe ppb | ≤4 | 0.07 |
| Ni ppb | ≤4 | 0.01 |
| Co ppb | ≤4 | 0.01 |
| Cu ppb | ≤4 | 0.00 |
| Zn ppb | ≤4 | 0.05 |
| Mo ppb | ≤4 | 0.00 |
| Cd ppb | ≤4 | 0.00 |
| Pb ppb | ≤4 | 0.00 |
| Ag ppb | ≤4 | 0.00 |
| Particle ≥0.5um | ≤100 | 7.7 |
