English 
Tel:
+86-156-2878-2329
E-Mail：sales001@bosschemical.com
E-Mail：sales001@bosschemical.com
No. 55, Gongye South Road, Jinan Area, China (Shandong) Pilot Free Trade Zone.
 |
870-72-4
bosschem
870-72-4
Product Description
Product name: Sodium formaldehyde bisulfite
CAS：870-72-4
MF： CH5NaO4S
MW： 136.1
EINECS:212-800-9
Application:
Used as electroplating additive intermediate to prepare nickel plating brightener
Specifications :
| Item | Specifications | Results |
| Appearance | White to white crystalline powder | White crystalline powder |
| Assay | ≥94.0% | 95.78% |
| PH value | 5.5~10.5 | 6.66 |
| Water solubility | Clear transparent liquid , solid particles are less than or equal to 4 Particles | Clear and transparent liquid with 2 black spots and a little fiber |
| Turbidity | ≤0.5# | <0.5# |
| Sulfite residue | <0.5% | 0.06% |
| Conclusion | The results conforms with enterprise standards | |
