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DeveloperS-655^#It is a kind of anti welding ink specially used for high quality requirements/線路干膜使用的Developer，主要成分by高純度的碳酸鉀及溶纖劑、軟水劑、非silicon型消泡劑等高級原料。This producthaveHave excellentAnalytical abilityandExcellent stability，Long service life and other advantages,thusWidely usedIn productionhigh-density、Thin lineHDIIn the process,As a substitute for sodium carbonate solution.

This product series is divided into cylinder opening agentS-655A, supplementsS-655RortenTimes concentrated supplementS-655P。

Will nowhisThe physical and chemical properties, uses and precautions of are introduced as follows:
1. Physical characteristics

two. Chemical properties

3．process parameters ^*：

以上參數是以某品牌油墨by參考而設定的，不一定適合所有品牌and型號的油墨，使用時需根據油墨的說明書調整。

4．Test method:

1、移取試樣5ml到two50ml的錐形瓶中，加入蒸餾水50ml；

two、滴人5滴溴甲酚綠-甲基紅混合指示劑；

3、用0.1N的鹽酸標準溶液滴定至溶液由綠變by暗紅色，煮沸two分鐘，冷卻后，繼續滴定至暗紅色；

4. Blank test shall be conducted at the same time.

5、計算Potassium carbonate content(%)=1.38（V-V₀）C/d

5: Volume of hydrochloric acid standard solution consumed by the sample, ml;

V₀: volume of hydrochloric acid standard solution consumed in blank test,ml；

C: Accurate concentration of hydrochloric acid standard solution, mol / L;

d: 試樣的density。

5. Precautions
This productbyWeakly alkalineLiquid,It is not a hazardous chemical.

Try to avoid direct contact with human body. Clean the skin with clean water; If splashed into eyes, wash with plenty of water。

This product用塑料容器包裝by宜，需儲存在陰涼通風處。

Valid for one year.