![8-Hydroxypyrene-1,3,6-trisulfonic acid, trisodium salt [HPTS] *CAS 6358-69-6* - 1 g](/web/image/product.product/22180/image_1024/%5B85%5D%208-Hydroxypyrene-1,3,6-trisulfonic%20acid,%20trisodium%20salt%20%5BHPTS%5D%20*CAS%206358-69-6*%20-%201%20g?unique=7b65e5d)
8-Hydroxypyrene-1,3,6-trisulfonic acid, trisodium salt [HPTS] *CAS 6358-69-6* - 1 g
8-Hydroxypyrene-1,3,6-trisulfonic acid, trisodium salt [HPTS] is the cell-impermeable fluorescent pH indicator used for slightly acidic pH range (pKa = 6.4).
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