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| 配方类型： |
METALS AND THEIR TREATMENT |
| 配方说明： |
Copper Cleaner |
| 配方组成： |
"Kelzan"/0.23
Color/q.s.
C: Buffer solution*/q.s.
*Buffer solution: 1.46 parts---1M H3PO4
1 part---125 grams/liter Na3PO4
Water/78.55
D: "Triton" X-102/4.65
A: "VEEGUM" K/2.07
"VANGARD" BT/0.90
B: "Snow Floss"/13.60
Perfume and preservative/q.s. |
| 配制方法： |
Dry blend "VEEGUM" K and "Kelzan" and add to the water slowly, agitating continually until smooth. Add B to A gradually. Mix until smooth, then buffer this mixture to a pH of 2.5. Mix components in D until a clear solution is formed. Special care should be taken to avoid incorporation of air. Add D to other components very slowly and mix until uniform. |
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