hard foam catalyst qg pc-5l pc-5s
| hard foam catalyst | |
| qg products | product features |
| qg pc-5l pc-5s | l means low smell, s means delay |

hard foam catalyst qg pc-5l pc-5s
| hard foam catalyst | |
| qg products | product features |
| qg pc-5l pc-5s | l means low smell, s means delay |

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