Global Pharmaceutical Desiccant Market Research Report 2023(Status and Outlook) ... gels and the more recent yellow-to-green ones. Blue-to-pink gels ... that requires a toxic hazard label. Yellow-to-green gels do not pose such ... also available but these contain phenolphthalein, a known carcinogen. Molecular sieve is a special ...
Global Methyl Orange Market Research Report 2025(Status and Outlook) ... . It transitions from red in acidic solutions (pH < 3.1) to yellow in alkaline solutions (pH > 4.4), making it valuable for ... competition from alternative pH indicators like phenolphthalein and bromothymol blue, as well as digital ...