Complete item name is potassium pyrophosphate; comes in white chunks
NSN 5945-01-003-9426
NSN 6685-01-168-0668
NSN 5950-01-471-3504
NSN 6650-00-103-3239
NSN 5996-00-525-1777
NSN 6620-00-193-9503
NSN 5996-01-154-6478
NSN 2925-01-525-8212
NSN 6135-00-906-0984
NSN 6105-00-925-5372
NSN 6130-01-388-2973
NSN 5996-00-276-5480