Asking for GB/T21872-2008
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Asking for GB/T21872-2008 [standard number] : GB/T21872-2008 [Standard name]: Sulfonic acid curing agent for casting self-hardening furan resin [Introduction]: "Sulfonic acid curing agent for casting self-hardening furan resin" stipulates the product model and labeling, requirements, test methods, inspection rules, marking, packaging, transportation and storage of sulfonic acid curing agent for casting self-hardening furan resin. "Sulfonic acid curing agent for cast self-hardening furan resin" is suitable for the sulfonic acid curing agent for cast self-hardening furan resin produced by sulfonation of toluene and xylene.
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