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About product and suppliers:
        Alibaba.com offers 8,358 solid caustic products. About 81% of these are alkali. 

A wide variety of solid caustic options are available to you, such as agriculture grade, food grade, and industrial grade. You can also choose from caustic soda, potassium hydroxide. As well as from free samples, paid samples. 

There are 8,358 solid caustic suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of solid caustic respectively. 

Solid caustic products are most popular in Southeast Asia, Africa, and South Asia. 

You can ensure product safety by selecting from certified suppliers, including 1,951 with ISO9001, 823 with Other, and 39 with GMP certification.