. 2023 May 25;71(22):8602–8612. doi: 10.1021/acs.jafc.2c07339

Table 1. Standards for ³¹P NMR Measurement and Spiking Experiments.

symbol	formula	name	F.W. (g)	CAS #	purity	manufacturer/vendor	catalogue #	country
bone meal	unknown	bone meal powder	N/A	N/A	N/A	KAL	21245 556299	USA
MCP	Ca[H₂PO₄]₂	calcium phosphate monobasic, calcium bis(dihydrogen phosphate)	234.05	N/A	95%	Aldrich	C8017-100G	Japan
MSP	Na[H₂PO₄]	sodium phosphate monobasic, sodium dihydrogen phosphate	119.88	7558-80-7	N/A	Sigma-Aldrich	S2554-100G	Switzerland
MKP	K[H₂PO₄]	potassium phosphate monobasic, potassium dihydrogen phosphate	136.09	7778-77-0	99%	SIGMA	P5655-100G	USA
STPP	Na₅[P₃O₁₀]	sodium triphosphate pentabasic	367.86	7758-29-4	98%	Sigma-Aldrich	72061-100G	Germany
KTPP	K₅[P₃O₁₀]	potassium triphosphate pentabasic	448.41	13845-36-8	N/A	Spectrum Chemical MFG. Corp.	P1669-500G	USA
TSPP	Na₄[P₂O₇]	sodium pyrophosphate tetrabasic	265.9	7722-88-5	95%	Aldrich	P8010-500G	USA
TKPP	K₄[P₂O₇]	potassium pyrophosphate tetrabasic	330.34	7320-45-5	97%	Aldrich	322431-500G	USA

Table 1. Standards for 31P NMR Measurement and Spiking Experiments.