... 弱酸性染料 tracid dye 弱酸性溶液 slightly acid solution; weakly acidic solution 弱酸性深蓝 tracid cyanine ...
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With the treatment of PSA needle-punched nonwoven fabric in the sulphuric acid solution, the broken strength of PSA fiber decreases slightly and the fineness of PSA fiber gets smaller.
芳砜纶针刺非织造布经过硫酸溶液处理后，纤维断裂强度略有下降，纤维线密度减小； 非织造布的尺寸稳定性很好，而其断裂强力却有明显增加。
Molecular weight: 262.86 Properties: Green granular crystal, freely soluble in water, aqueous solution is acid, slightly soluble in acid and ammonia.
分子量：262.86性状：绿色颗粒状晶体，易溶于水，水溶液呈酸性，微溶于酸、氨水。
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