2835 Phosphinates `hypophosphites`, phosphonates `phosphites` and phosphates, polyphosphates, whether or not chemically defined

2835 (01/1988-..) Phosphinates `hypophosphites`, phosphonates `phosphites` and phosphates, polyphosphates, whether or not chemically defined 28351000 (01/1988-..) Phosphinates `hypophosphites` and phosphonates `phosphites` 28352100 (01/1988-12/1995) Phosphates of triammonium 28352200 (01/1993-..) Mono- or disodium phosphate 28352210 (01/1989-12/1992) Phosphates of monosodium 28352290 (01/1989-12/1992) Phosphates of disodium 28352300 (01/1988-12/2006) Phosphate of trisodium 28352400 (01/1988-..) Phosphates of potassium 28352500 (01/2009-..) Calcium hydrogenorthophosphate `dicalcium phosphate` 28352510 (01/1989-12/2008) Calcium hydrogenorthophosphate `dicalcium phosphate` with a fluorine content < 0,005% by weight on the dry anhydrous product 28352590 (01/1989-12/2008) Calcium hydrogenorthophosphate `dicalcium phosphate` with a fluorine content >= 0,005% but < 0,2% by weight on the dry anhydrous product 28352600 (01/2009-..) Phosphates of calcium (excl. calcium hydrogenorthophosphate `dicalcium phosphate`) 28352610 (01/1989-12/2008) Phosphates of calcium (excl. calcium hydrogenorthophosphate `dicalcium phosphate`) with a fluorine content < 0,005% by weight on the dry anhydrous product 28352690 (01/1989-12/2008) Phosphates of calcium (excl. calcium hydrogenorthophosphate `dicalcium phosphate`) with a fluorine content >= 0,005% by weight on the dry anhydrous product 28352900 (01/1988-12/1995) Phosphates (excl. phosphates of triammonium, monosodium, disodium, trisodium, of potassium and of calcium) 28352910 (01/1996-..) Phosphate of triammonium 28352930 (01/2007-..) Phosphate of trisodium 28352990 (01/2007-..) Phosphates (excl. phosphates of triammonium, monosodium, disodium, trisodium, of potassium, of calcium and of mercury) 28353100 (01/1988-..) Sodium triphosphate `sodium tripolyphosphate`, whether or not chemically defined 28353900 (01/2012-..) Polyphosphates, whether or not chemically defined (excl. sodium triphosphate `sodium tripolyphosphate`, and inorganic or organic compounds of mercury whether or not chemically defined) 28353910 (01/1988-12/1998) Polyphosphates of ammonium 28353930 (01/1989-12/1998) Polyphosphates of sodium (excl. triphosphate `tripolyphosphate`) 28353950 (01/1989-12/1992) Polyphosphates of potassium 28353970 (01/1993-12/1998) Polyphosphates (excl. ammonium and sodium phosphates and sodium tripolyphosphate) 28353980 (01/1989-12/1992) Polyphosphates (excl. of ammonium, sodium and potassium) 28353990 (01/1988-12/1988) Polyphosphates (excl. of ammonium and triphosphate 'tripolyphosphate')