B

Is Phosphor Bronze PFAS-free?

Across 8 graded products, Phosphor Bronze averages B (85/100). On disclosure, the brand says nothing publicly about PFAS. 8 of its products grade C or better. Grades are model-based estimates, not lab results.

Worth buying from Phosphor Bronze C or better, safest first

Ernie Ball Everlast Acoustic Guitar Strings

Phosphor Bronze

Ernie Ball Everlast Acoustic Guitar Strings

Phosphor bronze wound on steel core

B
B
PFASAll
B · Low PFAS1 flag

Lower PFAS concern, traditional acoustic guitar strings with no known Teflon-family coating treatments.

Brand says nothing about PFAS

D'Addario Guitar Strings

Phosphor Bronze

D'Addario Guitar Strings

Phosphor bronze wire (copper-tin alloy base)

B
B
PFASAll
B · Low PFAS1 flag

Lower concern, traditional metal strings have no established PFAS risk.

Brand says nothing about PFAS

Gibson Coated Phosphor Bronze Acoustic Guitar Strings

Phosphor Bronze

Gibson Coated Phosphor Bronze Acoustic Guitar Strings

Phosphor bronze wire with unspecified coating

B
C
PFASAll
B · Low PFAS3 flags

Lower PFAS concern; acoustic strings are not a typical PFAS-risk category, but coating details remain opaque.

Brand says nothing about PFAS

Pyramid Cleopatra Coated Phosphor Bronze CLEO-XII Acoustic Strings Medium 12-54

Phosphor Bronze

Pyramid Cleopatra Coated Phosphor Bronze CLEO-XII Acoustic Strings Medium 12-54

Phosphor bronze strings (copper-tin-phosphorus alloy)

B
B
PFASAll
B · Low PFAS1 flag

Lower PFAS concern; traditional metal acoustic strings are unlikely to contain fluorinated compounds.

Brand says nothing about PFAS

D'Addario XS Phosphor Bronze Acoustic Guitar Strings

Phosphor Bronze

D'Addario XS Phosphor Bronze Acoustic Guitar Strings

Phosphor bronze wire (copper-tin alloy with phosphorus hardener)

B
C
PFASAll
B · Low PFAS2 flags

Lower-concern choice; metal guitar strings have minimal PFAS exposure pathways.

Brand says nothing about PFAS

DR Dragon Skin+ Acoustic Guitar Strings

Phosphor Bronze

DR Dragon Skin+ Acoustic Guitar Strings

Phosphor bronze wound steel strings

B
C
PFASAll
B · Low PFAS2 flags

Lower PFAS concern; acoustic strings are not a typical PFAS vector, but brand transparency is absent.

Brand says nothing about PFAS

S.I.T. Strings CP1047 - CRT Coated Phosphor Bronze Extra Light (10-47)

Phosphor Bronze

S.I.T. Strings CP1047 - CRT Coated Phosphor Bronze Extra Light (10-47)

Phosphor bronze strings with CRT coating

B
C
PFASAll
B · Low PFAS2 flags

Lower PFAS concern; traditional metal strings with no known Teflon-family coating coatings or waterproofing treatments typical of PFAS use.

Brand says nothing about PFAS

Dean Markley Blackhawk Acoustic Guitar Strings

Phosphor Bronze

Dean Markley Blackhawk Acoustic Guitar Strings

Phosphor bronze wound over steel core; no reported coatings or treatments

B
B
PFASAll
B · Low PFAS1 flag

Lower PFAS concern, acoustic guitar strings are bare metal wound with no water-repellent, nonstick, or stain-resistant treatments typical of PFAS risk.

Brand says nothing about PFAS

Every grade uses the same public rubric. How grades work →