XJA2/436vsCTZ

XJA2/436 (bittering) and CTZ (dual purpose) serve different purposes. Comparing acids, aromas and character helps pick the right hop.

XJA2/436

Bittering

Alpha acid

11.5–16.4%

Beta acid

7.8–8.4%

Total oil

1.1–1.7 mL

South Africa

CTZ

Dual purpose

Alpha acid

14.5–17%

Beta acid

4.5–5.5%

Total oil

2.5–4.5 mL

United States

Key differences

When to pick XJA2/436

  • Higher beta acid - smoother, longer-lasting bitterness
  • Bittering workhorse - efficient in the mash
  • Richer, more complex aroma profile

When to pick CTZ

  • Higher alpha acid - stronger bittering
  • More essential oils - more intense aroma
  • More myrcene - pronounced citrus and resinous notes
  • Versatile - works for both bittering and aroma

Aroma profile and use

Shared aromas

Citrus

Only in XJA2/436

LemonZestPapayaCataloupeGooseberryResinBlueberry

Only in CTZ

Black currantLicoriceCurryCannabisDank

Property

PropertyXJA2/436CTZ
Alpha acid11.5–16.4%14.5–17%
Beta acid7.8–8.4%4.5–5.5%
Co-humulone29–30%28–35%
Total oil1.1–1.7 mL2.5–4.5 mL
Myrcene18–30%45–55%
Humulene21–35%9–14%
Caryophyllene11–13%6–10%
Farnesene8–18%0–1%
OriginSouth AfricaUnited States
PurposeBitteringDual purpose

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